cvelistv5 - cve-2026-65637

CVE-2026-65637 (GCVE-0-2026-65637)

Vulnerability from cvelistv5

Published

2026-08-25 21:49

Modified

2026-08-26 15:20

Severity ?

CWE

CWE-20 - Improper Input Validation

Summary

Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.

References

URL

Tags

https://lists.apache.org/thread/djog953z1ohsyt25bdvhfzbmsy22vgcj

vendor-advisory

Impacted products

	Vendor	Product	Version
	Apache Software Foundation	Apache Tomcat	Version: 11.0.20 ≤ 11.0.24 Version: 10.1.53 ≤ 10.1.57 Version: 9.0.115 ≤ 9.0.120

Show details on NVD website

JSON

To clipboard

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              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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          "value": "Parag Ambildhuke (https://github.com/paragxa)"
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              "value": "GENERAL"
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          "descriptions": [
            {
              "cweId": "CWE-20",
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          "url": "https://lists.apache.org/thread/djog953z1ohsyt25bdvhfzbmsy22vgcj"
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      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Apache Tomcat: HTTP/2 no-authority bypass of strict SNI validation - CVE-2026-32990 fix incomplete",
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  "cveMetadata": {
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  "dataType": "CVE_RECORD",
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CERTFR-2026-AVI-1083

Vulnerability from certfr_avis

De multiples vulnérabilités ont été découvertes dans Apache Tomcat. Elles permettent à un attaquant de provoquer un déni de service à distance et un contournement de la politique de sécurité.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

	Vendor	Product	Description
	Apache	Tomcat	Tomcat versions 10.1.x antérieures à 10.1.59

References

Title

Publication Time

Tags

Bulletin de sécurité Apache Tomcat Apache_Tomcat_10.1.59

2026-08-20

vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Tomcat versions 10.1.x ant\u00e9rieures \u00e0 10.1.59",
      "product": {
        "name": "Tomcat",
        "vendor": {
          "name": "Apache",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-32990",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-32990"
    },
    {
      "name": "CVE-2026-68763",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-68763"
    },
    {
      "name": "CVE-2026-68569",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-68569"
    },
    {
      "name": "CVE-2026-65183",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65183"
    },
    {
      "name": "CVE-2026-68525",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-68525"
    },
    {
      "name": "CVE-2026-65637",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65637"
    },
    {
      "name": "CVE-2026-65182",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65182"
    },
    {
      "name": "CVE-2026-73180",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-73180"
    },
    {
      "name": "CVE-2026-66422",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-66422"
    },
    {
      "name": "CVE-2026-66299",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-66299"
    },
    {
      "name": "CVE-2026-65905",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65905"
    },
    {
      "name": "CVE-2026-65927",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65927"
    }
  ],
  "initial_release_date": "2026-08-26T00:00:00",
  "last_revision_date": "2026-08-26T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1083",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-08-26T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Apache Tomcat. Elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service \u00e0 distance et un contournement de la politique de s\u00e9curit\u00e9.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Apache Tomcat",
  "vendor_advisories": [
    {
      "published_at": "2026-08-20",
      "title": "Bulletin de s\u00e9curit\u00e9 Apache Tomcat Apache_Tomcat_10.1.59",
      "url": "https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.59"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

CVE-2026-65637 (GCVE-0-2026-65637)

Vulnerability from cvelistv5

CERTFR-2026-AVI-1083

Vulnerability from certfr_avis

Solutions

Tags

Sightings

Nomenclature