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GHSA-6M23-F848-JCQF

Vulnerability from github – Published: 2026-07-18 15:31 – Updated: 2026-07-20 15:31

Details

Uncontrolled Resource Consumption vulnerability in Apache Traffic Server.

This issue affects Apache Traffic Server: from 9.0.0 through 9.1.13, from 10.0.0 through 10.1.2.

Users are recommended to upgrade to version 9.1.14 or 10.1.3, which fixes the issue.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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  "affected": [],
  "aliases": [
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  ],
  "database_specific": {
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    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-18T13:17:06Z",
    "severity": "HIGH"
  },
  "details": "Uncontrolled Resource Consumption vulnerability in Apache Traffic Server.\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.1.13, from 10.0.0 through 10.1.2.\n\nUsers are recommended to upgrade to version 9.1.14 or 10.1.3, which fixes the issue.",
  "id": "GHSA-6m23-f848-jcqf",
  "modified": "2026-07-20T15:31:41Z",
  "published": "2026-07-18T15:31:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-59173"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/lhlbhphmv5dsfgx1fx84mgonzbocpzhd"
    },
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      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/07/17/5"
    }
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  "severity": [
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      "type": "CVSS_V3"
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}

CVE-2026-59173 (GCVE-0-2026-59173)

Vulnerability from cvelistv5 – Published: 2026-07-18 12:52 – Updated: 2026-07-20 13:41

Title

Apache Traffic Server: DoS vulnerability in HTTP/2 via stalled flow-control conditions

Summary

Uncontrolled Resource Consumption vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.0.0 through 9.1.13, from 10.0.0 through 10.1.2. Users are recommended to upgrade to version 9.1.14 or 10.1.3, which fixes the issue.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

apache

References

2 references

URL	Tags
https://lists.apache.org/thread/lhlbhphmv5dsfgx1f…	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/07/17/5

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache Traffic Server	Affected: 9.0.0 , ≤ 9.2.13 (semver) Affected: 10.0.0 , ≤ 10.1.2 (semver)

Credits

Okta Red Team

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JSON

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              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
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                "timestamp": "2026-07-20T13:40:59.937141Z",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-6M23-F848-JCQF

CVE-2026-59173 (GCVE-0-2026-59173)

Tags

Sightings

Nomenclature