CVE-2026-55745 Cotonti CSRF in PFS folder edit allows unauthorized folder modification
Attackers can force users to modify Personal File Storage folder metadata without consent due to missing CSRF token validation in Cotonti.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-55745?
CVE-2026-55745 is a medium-severity vulnerability in Cotonti, published on 18 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cotonti 1.0.0 (master branch, commit f43f1fc3) is vulnerable to Cross-Site Request Forgery in the Personal File Storage (PFS) module. In modules/pfs/inc/pfs.editfolder.php, the folder update action ('a=update') updates folder metadata (title, description, public/gallery flags) without calling cot_check_xg to validate the anti-CSRF token.
Weakness: CWE-352
Which versions are affected by CVE-2026-55745?
2 open source packages ship an affected version, including cotonti/cotonti.
| Package | Affected | Fixed in |
|---|---|---|
cotonti/cotonti Packagist | All versions to 1.0.0 | None |
cotonti/cotonti Packagist | All versions to 1.0.0 | None |
How do I fix CVE-2026-55745?
No fix has been published for CVE-2026-55745 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-55745 being exploited?
There is no known exploitation of CVE-2026-55745 in the wild and no public exploit code.
Sources
Also known as GHSA-hp3v-wp32-953h.