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CVE-2026-81099

🗓️ 27 Aug 2026 14:50:39Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 27 Views🌐 WEB

DNS rebinding in tiger-slack MCP HTTP transport lacking host header allow-list.

Related
Affected
Refs
Paths
[
  {
    "vendor": "timescale",
    "product": "tiger-slack",
    "collectionURL": "https://github.com/timescale/tiger-slack",
    "repo": "https://github.com/timescale/tiger-slack",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "23faf7ee7e7f73e5ea4f67e627c1aca94bba1f09",
        "status": "unaffected",
        "versionType": "git"
      },
      {
        "version": "0",
        "status": "affected",
        "versionType": "git",
        "lessThan": "23faf7ee7e7f73e5ea4f67e627c1aca94bba1f09"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
Hostheader/The tiger-slack MCP HTTP transport fails to enable DNS-rebinding protection, allowing an attacker to use a DNS-rebinding attack to bypass host allow-lists and access the server via a browser.CWE-346

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23 Sep 2026 17:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.8
CVSS 47.6
EPSS0.00216
SSVC
27