VulnerabilityAnalyzed

CVE-2025-46349

Prior to version 4.5.4, YesWiki is vulnerable to reflected XSS in the file upload form.

MEDIUM 6.1EPSS 0.63%

Does this matter?

Lower severity and a low EPSS score (0.63%). Track it; it rarely justifies an emergency change on its own.

Description

YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki is vulnerable to reflected XSS in the file upload form. This vulnerability allows any malicious unauthenticated user to create a link that can be clicked on by the victim to perform arbitrary actions. This issue has been patched in version 4.5.4.

CVSS 3.1: 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.63% probability · 48th percentile
CISA KEV: Not listed
Weakness: CWE-79
Affected: yeswiki/yeswiki
Source: security-advisories@github.com

References

https://github.com/YesWiki/yeswiki/pull/1264/commits/6edde40eb7eeb5d60619ac4d1e0a0422d92e9524Patch
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-2f8p-qqx2-gwr2Exploit, Vendor Advisory
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-2f8p-qqx2-gwr2Exploit, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.