CSRF in Bludit

CVE-2026-27741

Bludit version 3.16.1 contains a cross-site request forgery (CSRF) vulnerability in the /admin/uninstall-plugin/ and /admin/install-theme/ endpoints. The application does not implement anti-CSRF tokens or other request origin validation mechanisms for these administrative actions. An attacker can induce an authenticated administrator to visit a malicious page that silently submits crafted requests, resulting in unauthorized plugin uninstallation or theme installation. This may lead to loss of functionality, execution of untrusted code via malicious themes, and compromise of system integrity.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (4.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-27741?
CVE-2026-27741 is a medium-severity vulnerability in Bludit, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-02-23.
How severe is CVE-2026-27741?
Medium severity. CVSS v3 base score is 4.3 out of 10.