SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-31131

The squelette parameter is vulnerable to path traversal attacks, enabling read access to arbitrary files on the server.

HIGH 7.5EPSS 5.38%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

YesWiki is a wiki system written in PHP. The squelette parameter is vulnerable to path traversal attacks, enabling read access to arbitrary files on the server. This vulnerability is fixed in 4.5.2.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
5.38% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
yeswiki/yeswiki
Source
security-advisories@github.com

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