CVE-2026-116740
6.5 MEDIUMpublic exploit availablePublished 2026-10-26 · Updated 2026-10-26
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
libcss through 0.9.2 contains a NULL pointer dereference vulnerability in mq_parse_media_query() that allows remote attackers to crash consumers by supplying media lists ending in a comma. Attackers can serve a stylesheet whose @media or @import media list has a trailing comma, causing NetSurf or other parsers to crash.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses
CWE-476
Public exploit & PoC references
All references
- https://github.com/netsurf-browser/libcss
- https://github.com/netsurf-browser/libcss/blob/release/0.9.2/src/parse/mq.c#L984
- https://github.com/netsurf-browser/libcss/commit/006ffc4096040da13690abc380e5f828ec08284d
- https://hackmd.io/@haindpwn/libcss-media-list-null-deref
- https://www.vulncheck.com/advisories/libcss-through-0.9.2-null-pointer-dereference-via-media-query-parser
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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