CVE-2026-11478

LOW

kokke tiny-regex-c Pattern re.c matchstar redos

Title source: cna
STIX 2.1

Description

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local execution. The exploit has been published and may be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-369098 | kokke tiny-regex-c Pattern re.c matchstar redos
https://vuldb.com/vuln/369098
Signature, Permissions Required signature permissions-required
VDB-369098 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/369098/cti
Third Party Advisory third-party-advisory
CVE-2026-11478 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-11478
Third Party Advisory third-party-advisory
Submit #833966 | tiny-regex-c 0.1.0 Regular Expression Denial of Service
https://vuldb.com/submit/833966
Issue Tracking issue-tracking
https://github.com/kokke/tiny-regex-c/issues/100

Scores

CVSS v3 3.3
EPSS 0.0011
EPSS Percentile 1.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-1333 CWE-400
Status published
Products (1)
kokke/tiny-regex-c f2632c6d9ed25272987471cdb8b70395c2460bdb
Published Jun 08, 2026
Tracked Since Jun 08, 2026