Vulnerability Description
Open Mercato does not validate regex rules. An attacker with privileges to create the regex rule can add an unsafe regex to a field. When someone provide the proper string it can result in a DoS attack. This issue was fixed in version 0.6.4.
Related Weaknesses (CWE)
References
- https://cert.pl/posts/2026/07/CVE-2026-16270
- https://github.com/open-mercato/open-mercato/pull/1996
- https://www.openmercato.com/
FAQ
What is CVE-2026-16270?
CVE-2026-16270 is a documented vulnerability. Open Mercato does not validate regex rules. An attacker with privileges to create the regex rule can add an unsafe regex to a field. When someone provide the proper string it can result in a DoS attac...
How severe is CVE-2026-16270?
CVSS scoring is not yet available for CVE-2026-16270. Check NVD for updates.
Is there a patch for CVE-2026-16270?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.