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CVE-2025-8396

🗓️ 15 Sep 2025 14:13:26Reported by TemporalType 
cve
 cve
🔗 web.nvd.nist.gov👁 23 Views

CVE-2025-8396 DoS in Temporal server from improper authorization header bounds; OSS versions prior to 1.26.3, 1.27.3, 1.28.1 affected; Cloud not impacted.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2025-8396 vulnerabilities
16 Sep 202513:28
cgr
CNNVD
Temporal OSS Server 安全漏洞
15 Sep 202500:00
cnnvd
Cvelist
CVE-2025-8396
15 Sep 202514:13
cvelist
EUVD
EUVD-2025-29200
3 Oct 202520:07
euvd
Github Security Blog
Temporal OSS Server Vulnerable to Allocation of Resources Without Limits or Throttling
15 Sep 202515:31
github
NVD
CVE-2025-8396
15 Sep 202515:15
nvd
OSV
CGA-7639-FG56-Q8FF
29 Jan 202600:49
osv
OSV
CGA-8X4G-GPPR-MXJC
16 Sep 202509:20
osv
OSV
CGA-CJ3M-8J94-3MR6
16 Sep 202510:57
osv
OSV
GHSA-P768-C3PR-6459 Temporal OSS Server Vulnerable to Allocation of Resources Without Limits or Throttling
15 Sep 202515:31
osv
Rows per page
[
  {
    "collectionURL": "https://github.com/temporalio/temporal",
    "defaultStatus": "unaffected",
    "modules": [
      "default claim mapper"
    ],
    "packageName": "temporal",
    "platforms": [
      "Linux",
      "Windows",
      "MacOS"
    ],
    "product": "OSS Server",
    "programFiles": [
      "default_jwt_claim_mapper.go"
    ],
    "repo": "https://github.com/temporalio/temporal",
    "vendor": "Temporal",
    "versions": [
      {
        "lessThan": "1.26.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "1.27.3",
        "status": "affected",
        "version": "1.27.0",
        "versionType": "semver"
      },
      {
        "lessThan": "1.28.1",
        "status": "affected",
        "version": "1.28.0",
        "versionType": "semver"
      }
    ]
  }
]

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15 Apr 2026 00:35Current
6.3Medium risk
Vulners AI Score6.3
CVSS 46.9
EPSS0.00135
SSVC
23