kokke tiny-regex-c Pattern re.c matchstar redos
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.8epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
kokke · tiny-regex-cpublic PoCs found — 1
cve_referencegithub.com/user-attachments/files/28046213/tiny-regex-c-redos-poc.zipunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/kokke/tiny-regex-c/https://github.com/kokke/tiny-regex-c/issues/100https://github.com/user-attachments/files/28046213/tiny-regex-c-redos-poc.ziphttps://vuldb.com/cve/CVE-2026-11478https://vuldb.com/submit/833966https://vuldb.com/vuln/369098https://vuldb.com/vuln/369098/cti