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CVE-2025-27936

🗓️ 16 Apr 2025 09:14:55Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 241 Views

CVE-2025-27936 exposes MSTeams plugin webhook secret via timing attack on specific versions.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2025-27936 vulnerabilities
1 May 202507:14
–cgr
circl
Circl
CVE-2025-27936
16 Apr 202510:43
–circl
cnnvd
CNNVD
Mattermost Plugin MSTeams 安全漏洞
16 Apr 202500:00
–cnnvd
cvelist
Cvelist
CVE-2025-27936 Webhook Secret Exposure via Timing attack in MSteams plugin
16 Apr 202509:14
–cvelist
euvd
EUVD
EUVD-2025-11359
3 Oct 202520:07
–euvd
github
Github Security Blog
Mattermost vulnerable to Observable Timing Discrepancy
16 Apr 202512:31
–github
nvd
NVD
CVE-2025-27936
16 Apr 202510:15
–nvd
opensuse
OPENSUSE Linux
govulncheck-vulndb-0.0.20250422T181640-1.1 on GA media (moderate)
24 Apr 202500:00
–opensuse
osv
OSV
CGA-H7X5-HGHJ-RC8C
30 Oct 202520:50
–osv
osv
OSV
CGA-R8X9-82RH-8W47
30 Oct 202520:50
–osv
Rows per page
NVD
Vulners
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "10.5.1",
        "status": "affected",
        "version": "10.5.0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "10.6.0"
      },
      {
        "status": "unaffected",
        "version": "10.5.2"
      }
    ]
  }
]

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17 Jun 2026 09:04Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.15.3 - 5.9
EPSS0.00339
SSVC
241