CVE-2026-27760 Details.
OpenCATS - Command Injection
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-27760. What It Means.
OpenCATS prior to commit 3002a29 contains a command injection caused by injection of PHP statements into the installer AJAX endpoint's databaseConnectivity action parameter, letting unauthenticated attackers execute arbitrary code, exploit requires incomplete installation wizard.
Affected Product. What Is Hit.
- Vendor
- opencats
- Product
- OpenCATS
FAQ
Common Questions.
OpenCATS - Command Injection. OpenCATS prior to commit 3002a29 contains a command injection caused by injection of PHP statements into the installer AJAX endpoint's databaseConnectivity action parameter, letting unauthenticated attackers execute arbitrary code, exploit requires incomplete installation wizard.
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-27760 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-27760 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update OpenCATS to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-27760. Atlas does not run a check for it, so nothing here says whether a particular site is affected.