The Echo extension for MediWiki does not properly implement the hideuser functionality, which allows remote authenticated users to see hidden usernames in "non-revision based" notifications, as demonstrated by viewing a hidden username in a Thanks notification.
Product
echo project echo vulnerabilities
1 published CVE affecting echo project echo, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 1
- Critical
- 0
- High
- 0
- Medium
- 1
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest echo project echo CVEs
Newest publication first
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MediumCVSS 4.0
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.