CWE-400: Uncontrolled Resource Consumption, page 13
Filter
The product does not properly control the allocation and maintenance of a limited resource.
What the weakness is: CWE-400 at MITRE
Ask an AI about CWE-400
ChatGPTClaudePerplexityGoogle AI Mode
Show the prompt
Explain CWE-400: Uncontrolled Resource Consumption and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/400.html and https://cve.bz/cve/cwe/400?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.
- 7.5CVE-2026-82397EPSS 0.3%
Tornado is a Python web framework and asynchronous networking library. Prior to 6.5.8, Tornado parses application/x-www-form-urlencoded request bodies with urllib.parse.parse_qs in tornado/escape.py without passing max_num_fields. RequestH…
- 7.5CVE-2026-82333EPSS 0.4%
multer is a middleware for handling multipart/form-data in Node.js. A small multipart request with two specially crafted text field names can make multer's field parser synchronously iterate a maximum-length sparse array, blocking the even…
- 7.5CVE-2026-77037EPSS 0.5%
multer is a middleware for handling multipart/form-data in Node.js. In version 2.2.0, when a disk-backed upload is aborted or truncated before the write stream finishes, multer's disk storage engine removes the visible file but does not cl…
- 7.1CVE-2026-55520EPSS 0.5%
Protego is a pure-Python robots.txt parser with support for modern conventions. Prior to 0.6.2, protego._urlpattern._URLPattern._prepare_pattern_for_regex translates every asterisk in an Allow or Disallow directive into a lazy regular-expr…
- 9.1CVE-2026-55248EPSS 0.4%
plone.app.portlets provides portlets and a Plone-specific user interface for plone.portlets. Prior to 5.0.8, 6.0.4, and 7.0.2, a member who can add an RSS portlet can set its feed URL to a very large response, causing src/plone/app/portlet…
- 9.1CVE-2026-55247EPSS 0.4%
plone.app.event provides the event content type for Plone. Prior to versions 5.2.4 and 6.0.1, the iCalendar import in src/plone/app/event/ical/importer.py accepts insufficiently restricted calendar and event URLs, does not adequately bound…
- 8.5CVE-2026-55108EPSS 0.8%
KubeVela is an open source application delivery platform. Prior to 1.9.14, from 1.10.0-alpha.1 until 1.10.9, and from 1.11.0-alpha.1 until 1.11.0-alpha.4, the Terraform remote configuration loader in pkg/controller/utils/capability.go, Get…
- 7.5CVE-2026-38638EPSS 0.6%
An issue in the with_argv function (/unistd/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.
- 7.5CVE-2026-38636EPSS 0.6%
An issue in the seekdir() function (/dirent/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.
- 7.5CVE-2026-37237EPSS 0.7%
vLLM up to and including 0.17.0 allows remote attackers to cause a Denial of Service via memory exhaustion. The AsyncMediaIO.fetch_audio and AsyncMediaIO.fetch_image functions in multimodal/inputs.py fetch user-supplied media URLs using ai…
- 8.7CVE-2026-82261EPSS 0.5%
SvelteKit (@sveltejs/kit) versions >=2.49.0 and <=2.52.1 with experimental remote functions and form enabled contain a CPU exhaustion vulnerability in form deserialization. An attacker can send malformed form data to cause the server to be…
- 8.7CVE-2026-82260EPSS 0.5%
SvelteKit (@sveltejs/kit) versions >=2.49.0 and <=2.52.1 with experimental remote functions (experimental.remoteFunctions) and form enabled contain a memory exhaustion vulnerability in remote form deserialization. Malformed form data can c…
- 6.9CVE-2026-82256EPSS 0.4%
SvelteKit before 2.69.1 fails to properly validate remote form function payload sizes, allowing attackers to crash the Node process by sending large payloads. Repeated exploitation causes denial of service by repeatedly crashing the applic…
- 8.2CVE-2026-82235EPSS 0.5%
filebrowser through 2.63.23 fails to validate named pipes in directory archive and public download handlers, allowing attackers to trigger blocking open syscalls. Authenticated users or anonymous visitors with public share links can repeat…
- 6.5CVE-2026-52687EPSS 0.4%
An attacker that has valid credentials can select a compression algorithm for the IMAP connection whose decompression state requires a large amount of memory, and open several such connections. The memory limit of the process is reached wi…
- 4.3CVE-2026-42395EPSS 0.4%
A host listed as a trusted proxy can send forwarding information containing a NUL byte, which crashes the login process on the following login attempt. The login process is terminated, which can cause degradation or denial of service for l…
- 7.5CVE-2026-42391EPSS 0.4%
An unauthenticated attacker can send an IMAP ID command with a very large number of parameters before logging in, which causes memory and CPU usage to grow disproportionately. The login process can be terminated by the out-of-memory handli…
- 5.9CVE-2026-40019EPSS 0.4%
An unauthenticated attacker can send a truncated quoted argument to the ManageSieve login process, which makes it spin in an infinite loop consuming CPU. This can cause degradation or denial of service for Sieve script management, and repe…
- 6.5CVE-2026-40017EPSS 0.3%
An attacker that can send mail to a user can craft a message header whose values are chosen to collide in an internal hash table, which makes the IMAP THREAD command consume CPU disproportionate to the size of the message. This is a separa…
- 6.5CVE-2026-40014EPSS 0.3%
An attacker that can send mail to a user can craft a message header that makes the IMAP THREAD command consume CPU disproportionate to the size of the message. When a mail client issues a THREAD command on the affected mailbox, this can ca…
- 4.3CVE-2026-33607EPSS 0.6%
An attacker that has valid credentials can use IMAP LIST command to consume CPU. This can cause degradation or denial of service for IMAP. Monitor system for abnormal CPU usage and kill the offending process and lock account. Alternatively…
- 7.5CVE-2026-33605EPSS 0.4%
An unauthenticated attacker can crash the ManageSieve login process by sending a small malformed command before authenticating. If running in high-security mode (default for community releases), only the attacker's own connection is termin…
- 7.5CVE-2026-27852EPSS 0.4%
An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delive…
- 8.7CVE-2026-13108EPSS 0.4%
WatchGuard Dimension is susceptible to a denial-of-service condition when an attacker sends a high volume of TCP SYN packets to the log listening service.
- 5.3CVE-2026-59315EPSS 0.4%
The Spring Cloud Config Monitor is susceptible to Denial of Service attacks via malicious payloads. Spring Cloud Config 5.0.0 - 5.0.4 Spring Cloud Config 4.3.0 - 4.3.4 Spring Cloud Config 4.0.0 - 4.2.8 Spring Cloud Config 3.1.14 and earlier
- 7.5CVE-2026-59282EPSS 0.5%
Spring Framework applications that use Spring's data binding infrastructure to apply user-supplied property paths onto a target object may be vulnerable to a Denial of Service (DoS) attack. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6…
- 8.1CVE-2026-53580EPSS 0.5%
Trilium is an open-source hierarchical note-taking application. In versions prior to 0.104.0, the automatic image-download feature accepts file:// URLs in a note's img tags and reads the referenced local file with no path validation, allow…
- 6.3CVE-2026-81725EPSS 0.4%
NLTK before 3.10.3 contains a regular expression denial of service vulnerability in Pl196xCorpusReader that allows attackers to cause quadratic CPU consumption by supplying malformed TEI blocks with many unmatched opening tags. Attackers c…
- 6.3CVE-2026-81723EPSS 0.3%
NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView._read_xml_fragment() that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause …
- 8.7CVE-2026-81721EPSS 0.6%
openssl_encrypt before 1.4.9 fails to validate KDF cost parameters in encrypted file metadata and keystore headers, allowing attackers to trigger unbounded memory allocation. Attackers can craft malicious encrypted files declaring arbitrar…
- 6.9CVE-2026-81720EPSS 0.2%
openssl_encrypt before 1.4.9 fails to validate the memory_cost parameter from identity file protection blocks, allowing attackers to trigger out-of-memory conditions during key derivation. Attackers with write access to local identity stor…
- 8.7CVE-2026-81687EPSS 0.3%
openssl_encrypt versions before 1.4.9 fail to enforce a time ceiling on key derivation function iteration counts specified in file metadata. Attackers can craft files with extremely high KDF iteration counts to consume CPU resources for un…
- 7.5CVE-2026-47886EPSS 0.5%
Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent v…
- 7.5CVE-2026-47881EPSS 0.4%
Spring Batch's FlatFileItemReader supports files where a single logical record spans multiple physical lines — for example, a CSV field that contains embedded newlines wrapped in quotes. A specially crafted input file could exploit the way…
- 7.7CVE-2026-61617EPSS 0.4%
Wings is the server control plane for the Pterodactyl game-server management panel. In versions up to and including 1.13.2, the SFTP write path does not enforce a server's disk quota during a transfer, allowing a tenant with SFTP write acc…
- 6.5CVE-2026-62326EPSS 0.5%
Weblate is a web-based continuous localization platform used to manage software translations. In versions prior to 2026.7, a user with the built-in "Edit source" role can store a malicious regular expression in a source string's flags that…
- 7.5CVE-2025-61480EPSS 0.2%
An issue in Vanderbilt Industries, Acre Security SPC5300.000 Main Board v.3.14.1 allows a physically proximate attacker to cause a denial of service via spoofed TCP FIN packets without validating the sequence or acknowledgment numbers.
- 7.5CVE-2025-61478EPSS 0.5%
An issue in Vanderbilt Industries, Acre Security SPC5300.000 Main Board v.3.14.1 allows a physically proximate attacker to cause a denial of service via Spoofed SYN packets.
- 9.3CVE-2026-51106EPSS 0.4%
An issue in TokTok qTox v1.18.4 allows a local attacker to cause a denial of service via the src/persistence/serialize.cpp component
- 8.2CVE-2026-19401EPSS 0.5%
Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the se…
- 7.5CVE-2026-68763EPSS 0.7%
Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog tracking when a stream is reset This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.…
- 8.7CVE-2026-77357EPSS 0.5%
Mesop is a Python-based UI framework that allows users to build web applications. Prior to 1.3.3, applications running in debug mode expose a GET /hot-reload endpoint whose unbounded loop depends on the user-supplied counter parameter, all…
- 6.5CVE-2026-55588EPSS 0.5%
ORAS (OCI Registry As Storage) is a CLI and library for managing artifacts in OCI registries. In ORAS CLI versions up to and including 1.3.2, the recursive referrer traversal does not track visited descriptors, so a malicious OCI registry …
- 6.9CVE-2026-53965EPSS 0.6%
The MCP PHP SDK (Composer package mcp/sdk) is the official Model Context Protocol SDK for PHP. In versions 0.5.0 through 0.7.0, the HTTP client transport reads a Server-Sent Events response stream incrementally and appends each chunk to an…
- 7.5CVE-2026-55099EPSS 0.6%
icalendar is an RFC 5545 compatible parser and generator of iCalendar files for Python. From 7.1.0 until 7.1.3, the Component equality method in src/icalendar/cal/component.py compares nested subcomponents with two membership loops, and ea…
- 7.5CVE-2026-71360EPSS 0.9%
CAI Content Credentials is affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to exhaust system resources, resulting in an applicati…
- 6.5CVE-2026-55531EPSS 0.5%
PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, the MCP HTTP Stream mcp_post handler creates a new _sessions entry for every initialize request but does not call _cleanup_sessions or enforce a maximum. An unauthenticate…
- 2.1CVE-2026-15310EPSS 0.5%
When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-allocate memory, possibly resulting in memory exhaustion.
- 8.7CVE-2026-79658EPSS 0.5%
Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls g…
- 6.9CVE-2026-78684EPSS 0.6%
vLLM before 0.27.0 fails to properly classify DeepStream as a GPU backend and omits pixel-limit enforcement in its decode path. Unauthenticated attackers can activate DeepStream at request time to initialize the process-wide GPU decode poo…