CVE-2026-116740

MediumCVSS 6.5/10Last modified Oct 31, 2026

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

VendorProductVersions
netsurf-browserlibcss<= 0.9.2

References

Timeline

Published
Oct 26, 2026
Last modified
Oct 31, 2026
NVD status
Deferred

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CVE-2026-116740: Medium severity, CVSS 6.5 | Vulnix