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CVE-2026-5266

🗓️ 11 May 2026 16:55:55Reported by wikimedia-foundationType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

CVE-2026-5266 exposes Echo data to unauthorized users via ApiEchoNotifications.Php.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-5266
11 May 202616:55
attackerkb
Circl
CVE-2026-5266
11 May 202619:40
circl
CNNVD
Wikimedia Echo 信息泄露漏洞
11 May 202600:00
cnnvd
Cvelist
CVE-2026-5266
11 May 202616:55
cvelist
Debian
[SECURITY] [DSA 6208-1] mediawiki security update
12 Apr 202609:37
debian
Debian CVE
CVE-2026-5266
11 May 202616:55
debiancve
Tenable Nessus
Debian dsa-6208 : mediawiki - security update
20 Apr 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-5266
5 Apr 202600:00
nessus
EUVD
EUVD-2026-29157
11 May 202618:31
euvd
NVD
CVE-2026-5266
11 May 202618:16
nvd
Rows per page
[
  {
    "vendor": "Wikimedia Foundation",
    "product": "Echo",
    "repo": "https://gerrit.wikimedia.org/g/mediawiki/extensions/Echo/+/refs/heads/master",
    "programFiles": [
      "includes/Api/ApiEchoNotifications.php"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "*",
        "lessThan": "1.43.7, 1.44.4, 1.45.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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12 May 2026 14:45Current
5.8Medium risk
Vulners AI Score5.8
CVSS 42.3
EPSS0.00047
SSVC
8