cve.bz

CWE-129: Improper Validation of Array Index

Filter

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

What the weakness is: CWE-129 at MITRE

Ask an AI about CWE-129

ChatGPTClaudePerplexityGoogle AI Mode

Show the promptExplain CWE-129: Improper Validation of Array Index and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/129.html and https://cve.bz/cve/cwe/129?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this weakness's id and public links.

  1. 2.3CVE-2026-107457

    A memory corruption vulnerability in the QMqttClient class of the Qt MQTT module. Under certain MQTT 5 connection settings between client and server, QMqttClient may corrupt memory, which can cause the application to crash.

  2. 5.9CVE-2026-119299EPSS 0.5%

    gopacket provides packet processing capabilities for Go. Prior to 1.7.2, the SCTP chunk chain in layers/sctp.go passes attacker-controlled declared lengths and counts to decodeSCTPInit, decodeSCTPShutdown, decodeSCTPError, decodeSCTPSack, …

  3. 5.9CVE-2026-119278EPSS 0.4%

    MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. From 3.0.0 until 3.3.7 and 3.4.5, during caching_sha2_password authentication, the authentication-more-data response was treated as a len…

  4. 5.9CVE-2026-119143EPSS 0.2%

    Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a denial of service vulnerability that allows guest code to trigger a host panic through out-of-bounds zero-length stream operations. Malicious guests can perform zero-length …

  5. 7.2CVE-2026-93862EPSS 0.2%

    An out-of-bounds read vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a compromised cluster peer or an on-path network attacker, to repeatedly crash the firewall's cluster…

  6. 6.1CVE-2026-113881EPSS 0.4%

    A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged p…

  7. 8.5CVE-2026-116816EPSS 0.1%

    llama.cpp b5899 before b10261 contains a heap out-of-bounds write vulnerability in llm_tokenizer_plamo2::build that allows attackers to corrupt heap memory via crafted GGUF models. Attackers can supply BYTE-typed token text like <0x-1> who…

  8. 8.8CVE-2024-58400EPSS 0.4%

    llama.cpp before b3701 contains an out-of-bounds read vulnerability in llama_decode_internal and llama_encode_internal that allows remote unauthenticated attackers to read memory by supplying unvalidated token IDs. Attackers can send integ…

  9. 6.9CVE-2026-116731EPSS 0.1%

    Furnace through 0.6.8.3 contains an out-of-bounds write vulnerability in DivEngine::loadFTM() that allows attackers to corrupt heap memory via an unchecked subsong index in the GROOVES block. Attackers can craft a FamiTracker module with a…

  10. 5.9CVE-2026-116590EPSS 0.4%

    snappy-java is a Java port of the snappy, a fast C++ compresser/decompresser developed by Google. Prior to 1.1.10.9, Snappy.arrayCopy(Object src, int offset, int byteLength, Object dest, int destOffset) passes caller-supplied ranges to nat…

  11. 6.9CVE-2026-116585EPSS 0.3%

    Go JOSE provides an implementation of the Javascript Object Signing and Encryption set of standards in Go, including support for JSON Web Encryption (JWE), JSON Web Signature (JWS), and JSON Web Token (JWT) standards. Prior to 4.1.5, decry…

  12. 6.5CVE-2026-115916EPSS 0.3%

    vLLM is an inference and serving engine for large language models. Prior to 0.32.0, vllm/tokenizers/hf.py computes max_token_id with an off-by-one upper bound, allowing a pre-tokenized prompt ID equal to the vocabulary size to pass validat…

  13. 7.1CVE-2026-82947EPSS 0.2%

    SOEM version 2.0.0 and earlier contains multiple vulnerabilities in frame processing where a malicious device can cause the master to read data outside allocated buffers. The software uses length and offset values from device messages with…

  14. 6.5CVE-2026-82945EPSS 0.2%

    SOEM version 2.0.0 and earlier contains a vulnerability during device configuration where a malicious device can cause memory corruption. The software writes configuration data to a fixed-size array without checking if the array index exce…

  15. 7.1CVE-2026-116181EPSS 0.4%

    vLLM from 0.20.1 before 0.29.0 contains an improper input validation vulnerability that allows remote attackers to crash the engine by supplying out-of-vocabulary stop_token_ids. Attackers can send OpenAI chat, completion, generate, or bat…

  16. 6.9CVE-2026-115722EPSS 0.1%

    RPly through 1.1.4 contains an improper array index validation vulnerability in ply_read_header_property() that accepts list as a list property's length or value type. Attackers can supply a crafted PLY file that makes ply_read_list_proper…

  17. 6.3CVE-2026-89319EPSS 0.2%

    `JweDirectDecryptorBlock.Decrypt` read a 64-bit plaintext length from the `_thales_aad` protected-header field and used it without any validation. A truncated field panics `binary.BigEndian.Uint64`, an oversized value drives an unbounded a…

  18. 8.7CVE-2026-114405EPSS 0.3%

    Improper validation of array index vulnerability in Velneo vServer. This issue affects vServer: from 36.0 before 36.6 and from 37.0 before 37.2.

  19. 6.9CVE-2026-103672EPSS 0.1%

    The PEAK-System PCAN parser indexes a length table using attacker-controlled DLC without enforcing DLC <= 0x0f, then copies attacker payload from record+0x1c into a fixed-size stack destination.

  20. 6.8CVE-2026-92449EPSS 0.2%

    `_gx_binres_pixelmap_table_load()` in the GUIX binary resource (theme) loader indexes the pixelmap table with a value read verbatim from the resource file and never bounds it against the table size. A crafted theme drives a write of up to …

  21. 7.5CVE-2026-48741EPSS 0.5%

    libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. Prior to 1.6.2, alternateArrayAccess in src/mms/iso_mms/server/mms_read_service.c does not validate …

  22. 4.4CVE-2026-110934EPSS 0.1%

    Improper validation of array index vulnerability in Samsung Open Source Vyond allows Input Data Manipulation. This issue affects Vyond: before be6e297b0c4836e20d73b2f8a40a561ea496ebaa.

  23. 9.3CVE-2026-92152EPSS 0.7%

    F´ (F Prime) is a framework that enables development and deployment of spaceflight and other embedded software applications. From 4.1.0 until 4.2.0, Svc::GenericHub output-port dispatch is vulnerable because the deserialized port field is …

  24. 6.5CVE-2026-77375EPSS 0.3%

    SFTPGo is an open source, event-driven file transfer solution. Prior to 2.7.5, an authenticated SSH user can send a malformed protocol message while opening a channel, causing an unhandled error that terminates the server process and affec…

  25. 6.0CVE-2026-109251EPSS 0.3%

    FreeRDP before 3.32.0 stores the server-supplied signed MS-RDPEGT geometry origin unchecked in an unsigned video surface coordinate, so the blit clamp in gdiVideoShowSurface() wraps in 32-bit arithmetic and is skipped. A malicious RDP serv…

  26. 7.0CVE-2026-109250EPSS 0.2%

    FreeRDP 3.0.0 before 3.32.0 contains a heap buffer overflow vulnerability in collect_keys() that allows local attackers to write past the fixed 64-entry keys array during PKCS#11 key enumeration. Attackers controlling smartcard tokens can …

  27. 4.5CVE-2026-103220EPSS 0.10%

    The Affinity by Canva application before 3.3.1 (October 2026 release) did not perform adequate bounds checking when parsing raster image data in Affinity document files, leading to an out-of-bounds read and the dereference of an untrusted …

  28. 5.7CVE-2026-107737EPSS 0.2%

    SumatraPDF is a multi-format reader for Windows. In 3.6.1 and earlier, and in pre-release 3.7.0.20369 when WebView2 is absent or cannot initialize, ParseProtoUrl() accepts the signed host component of an its:// URL and FindHtmlWindowById()…

  29. 8.2CVE-2026-107325EPSS 0.2%

    Improper validation of a BSON array length in the MongoDB Go Driver can cause an out-of-bounds index and runtime panic when an application calls bson.RawArray.Validate or bsoncore.Array.Validate on a malformed four-byte array. An unauthent…

  30. 6.5CVE-2026-107225EPSS 0.3%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.8.0 to 2.11.0, GetStyle's fill, border, and font extraction predicates check only upper bounds for attacker-controlled style-table indices. File…

  31. 6.5CVE-2026-107222EPSS 0.3%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.7.0 to 2.11.0, conditional-format extraction indexes required child slices or dereferences an optional colorScale child without validating malfo…

  32. 6.5CVE-2026-107220EPSS 0.3%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.7.1 to 2.11.0, mergeCellsParser leaves the cached rectangle empty for an empty mergeCell ref and then passes that empty slice to cellInRange wit…

  33. 5.3CVE-2026-107218EPSS 0.3%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.10.1 to 2.11.0, RIGHT validates the requested length with UTF-16 code-unit counts but slices a rune array using Unicode code-point counts. RIGHT…

  34. 7.5CVE-2026-107217EPSS 0.4%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.0.0 to 2.11.0 in github.com/xuri/excelize/v2 and from 1.1.0 to 1.4.1 in github.com/xuri/excelize, ColumnNameToNumber accumulates a bijective bas…

  35. 8.7CVE-2026-107211EPSS 0.2%

    Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.8.1 to 2.11.0, separately parsed pivot-table field indices are used to index the pivot-cache field-name slice without bounds checks. extractPivo…

  36. 6.9CVE-2026-93321EPSS 0.2%

    A malicious frontend can submit an LLB definition that causes buildkitd to panic and terminate, interrupting all builds running on that daemon.

  37. 6.9CVE-2026-93322EPSS 0.1%

    A malicious frontend can submit an LLB definition that causes buildkitd to panic and terminate, interrupting all builds running on that daemon.

  38. 5.3CVE-2026-20527EPSS 0.2%

    In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed…

  39. 6.7CVE-2026-47533EPSS 0.1%

    NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer where an attacker could cause an improper validation of an array index. A successful exploit of this vulnerability might lead to code executi…

  40. 6.7CVE-2026-47525EPSS 0.1%

    NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer where an attacker could cause an improper validation of an array index. A successful exploit of this vulnerability might lead to code executi…

  41. 7.8CVE-2026-47507EPSS 0.1%

    NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer, where a user could cause an out-of-bounds array access. A successful exploit of this vulnerability might lead to code execution, denial of s…

  42. 8.5CVE-2026-102511EPSS 0.2%

    Improper Verification of Source of a Communication Channel in the ADS discovery of the Go implementation of Apache PLC4X (PLC4Go) allows an attacker able to send UDP datagrams to the discovering host to redirect subsequent connections to a…

  43. 8.7CVE-2026-102510EPSS 0.3%

    Integer Overflow, Improper Validation of Array Index, Uncontrolled Recursion and Memory Allocation with Excessive Size Value in the Go implementation of Apache PLC4X (PLC4Go) allow a malicious device, or an attacker able to inject network …

  44. 3.7CVE-2026-102822EPSS 0.3%

    Russh is a Rust SSH client and server library. Prior to 0.63.1, a connection configured to permit mac=none can negotiate it with a MAC-requiring CTR or CBC block cipher because the selection logic validates needs_mac() only when MAC select…

  45. 5.3CVE-2026-100836EPSS 0.2%

    Contrast through 1.20.0 contains a panic vulnerability in the transit-engine endpoint's ciphertextContainer.UnmarshalJSON function that fails to validate decoded ciphertext length before slicing. An authenticated workload with a valid mesh…

  46. 7.1CVE-2026-100654EPSS 0.3%

    vLLM before 0.29.0 accepts user-controlled stop_token_ids on the OpenAI-compatible POST /v1/completions and POST /v1/chat/completions endpoints but validates only that the values are integers, not that each token id is within the model voc…

  47. 5.1CVE-2026-17413EPSS 0.1%

    IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the RTAS firmware-to-OS interface. An attacker with administrator…

  48. 7.5CVE-2026-61695EPSS 0.7%

    Wire provides gRPC and protocol buffers for Android, Kotlin, Swift, and Java. Prior to 6.4.1 and 7.0.0-alpha04, Wire's Swift runtime ProtoReader.skipGroup(expectedEndTag:unknownFieldsWriter:) accepts a negative length for a LENGTH_DELIMITE…

  49. 4.8CVE-2026-96675EPSS 0.1%

    alsa-lib through 1.2.16.1 contains a denial of service vulnerability in the multi PCM plugin that fails to validate sparse binding indices before array access. Attackers can supply a malicious ALSA configuration file with sparse bindings t…

  50. 6.2CVE-2026-62866EPSS 0.2%

    Dasel is a command-line tool and library for querying, modifying, and transforming data structures. From 3.0.0 until 3.11.2, selector/lexer/tokenize.go parseCurRune advances the input index across trailing whitespace and then reads the sou…