{"id":"CVE-2026-111497","published":"2026-10-22T14:17:37.190","lastModified":"2026-10-26T18:17:36.103","description":"A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli versions 1.0.3 through 1.2.0 on all platforms allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause a denial of service, or potentially execute arbitrary code using a crafted Brotli-compressed stream.\n\n\n\n\n\nUsers need to update any Brotli libraries or binaries between 1.0.3 through 1.2.0 to the latest available version: 1.0.10 or 1.1.1 or 1.2.1.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-252","CWE-787"],"vendors":[],"products":[],"references":[{"url":"https://nodejs.org/en/blog/vulnerability/october-2026-security-releases#nodejs-brotli-decoder-out-of-bounds-write-permits-remote-code-execution-cve-2026-111497---high","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/23/25","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/24/6","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/26/12","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/26/13","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/26/16","tags":[]},{"url":"https://broccoli2shell.com","tags":[]},{"url":"https://github.com/advisories/GHSA-9v8h-qqgm-4m35","tags":[]},{"url":"https://github.com/dotnet/announcements/issues/494","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.0.10","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.1.1","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.2.1","tags":[]},{"url":"https://lists.debian.org/debian-lts-announce/2026/10/msg00049.html","tags":[]},{"url":"https://patchtheplanet.org/brotli","tags":[]},{"url":"https://www.aikido.dev/blog/node2shell-nodejs-brotli-rce-cve-2026-111497","tags":[]}],"exploitRefs":[{"url":"https://github.com/advisories/GHSA-9v8h-qqgm-4m35","tags":[]},{"url":"https://github.com/dotnet/announcements/issues/494","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.0.10","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.1.1","tags":[]},{"url":"https://github.com/google/brotli/releases/tag/v1.2.1","tags":[]}],"hasPoc":true,"ai":null}