{"cve":"CVE-2026-8149","nvd":{"published":"2026-05-08T07:16:29.603","modified":"2026-10-26T19:10:00.163","status":"Awaiting Analysis","description":"A vulnerability in Legion of the Bouncy Castle Inc. BC-LTS bcprov-lts8on on X86_64, AVX, AVX-512f, Linux, Legion of the Bouncy Castle Inc. BC-FJA bc-fips on Linux, X86_64, AVX, AVX-512f.\n\n This vulnerability is associated with program files gcm128w, gcm512w, gcm128w.C, gcm512w.C.\n\n\n\nThis issue affects BC-LTS: from 2.73.0 before 2.73.11; BC-FJA: from 2.1.0 before 2.1.3.","cvss_v4":{"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/S:N/RE:M/U:Amber","score":5.1},"cvss_v3":null,"cwes":["CWE-1068"],"references":["https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%908149"],"products":[],"source":"nvd","synced_at":"2026-10-26T19:31:02.781428341+00:00"},"epss":{"cve":"CVE-2026-8149","score":0.00158,"percentile":0.0488,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-mx76-r943-rf8g","url":"https://osv.dev/vulnerability/GHSA-mx76-r943-rf8g","summary":"Bouncy Castle LTS native GCM chunking can cause bad-tag exception on decryption","modified":"2026-09-10T03:50:47.153340070Z","packages":[{"ecosystem":"Maven","name":"org.bouncycastle:bcprov-lts8on","purl":"pkg:maven/org.bouncycastle/bcprov-lts8on","ranges":[">=2.73.0 <2.73.11"],"fixed":["2.73.11"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}