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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Open Mercato | Open Mercato | < 0.6.4 | 0.6.4 |
References
- https://cert.pl/posts/2026/07/CVE-2026-16270 third-party-advisory
- https://www.openmercato.com/ product
- https://github.com/open-mercato/open-mercato/pull/1996 patch