Vulnerability in Yeswiki
CVE-2025-46347
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki vulnerable to remote code execution. An arbitrary file write can be used to write a file with a PHP extension, which then can be browsed to in order to execute arbitr…
EPSS: 0.008 (52.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Yeswiki — versions < 4.5.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-46347?
- CVE-2025-46347 is a critical-severity vulnerability in Yeswiki, classified under Improper Encoding or Escaping of Output. CVSS score: 9.8/10. Published 2025-04-29.
- How severe is CVE-2025-46347?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-46347 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.