Vulnerability · Published Oct 2, 2026 · Assigned by VulnCheck

CVE-2026-104452YesWiki before 4.6.7 CSRF Attachment Deletion via filemanager Handler

Medium 5.4

In plain English

A medium-severity cross-site request forgery in yeswiki from YesWiki. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.1%top 98.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the filemanager page handler, which deletes page attachments on GET requests without validating a CSRF token. Attackers can lure a logged-in page owner or administrator into a top-level GET navigation with do=del, erase, or emptytrash, deleting or permanently purging the page's attachments.

Affected products (as reported)

Vendor	Product	Versions
YesWiki	yeswiki	0 – before 4.6.7

Weakness: CWE-352 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

References

GitHub Security Advisory (GHSA-7m4h-m7qm-hc32) vendor-advisory
VulnCheck Advisory: YesWiki before 4.6.7 CSRF Attachment Deletion via filemanager Handler third-party-advisory