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CVE-2025-46550

27
FAUCET Score

CVE-2025-46550 is a reflected Cross-Site Scripting (XSS) vulnerability affecting YesWiki versions prior to 4.5.4, specifically within the /?BazaR endpoint and idformulaire parameter. This medium-severity vulnerability (CVSS 6.1) allows an unauthenticated attacker to steal authenticated user cookies via a malicious link, potentially leading to session hijacking, website defacement, or malicious content embedding. While no active exploitation or Metasploit/ExploitDB modules are reported, Nuclei templates exist, and there is minimal community discussion or media coverage.

Impacted Technologies

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

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.53%
Probability of exploitation in next 30 days
EPSS Percentile
41.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2025-46550 · Jan 12, 2026
This CVE's current EPSS score of 0.0053 is in the 44th percentile among its peer group of 26,221 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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-ggqx-43h2-55jpmedium

Yeswiki Vulnerable to Unauthenticated Reflected Cross-site Scripting

Apr 29, 2025

References

github.com / YesWiki/yeswiki/commit/4e9e51d80cd024ed2ac5c12c820817e6d8c2655a
Patch
github.com / YesWiki/yeswiki/security/advisories/GHSA-ggqx-43h2-55jp
ExploitVendor Advisory