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CVE-2025-46347

26
FAUCET Score

CVE-2025-46347 is a critical remote code execution vulnerability affecting YesWiki versions prior to 4.5.4. It allows an unauthenticated attacker to write arbitrary files with a PHP extension to the server, leading to full system compromise. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with no user interaction required, resulting in complete loss of confidentiality, integrity, and availability. There is currently no public exploit intelligence, Metasploit modules, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.5.4CPE matchmatch criteria
cpe:2.3:a:yeswiki:yeswiki:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.8MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
HIGH
SS Integrity
HIGH
SS Availability
HIGH
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.89%
Probability of exploitation in next 30 days
EPSS Percentile
55.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0089 is in the 40th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: yeswiki/yeswikiFixed in: 4.5.4
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-88xg-v53p-fpvfhigh

YesWiki Remote Code Execution via Arbitrary PHP File Write and Execution

Apr 29, 2025

References

github.com / YesWiki/yeswiki/commit/8fe5275a78dc7e0f9c242baa3cbac6b5ac1cc066
Patch
github.com / YesWiki/yeswiki/security/advisories/GHSA-88xg-v53p-fpvf
ExploitVendor Advisory