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Highest advisory severityCritical 3 vendors · 3 advisories

CVE-2026-65637

CVE-2026-65637: 3 tracked advisory records across Apache, NetApp, Red Hat. Compare vendor sources and published fix guidance.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

NVD detail CVE.org

Vendor advisory comparison

Apache

1 advisory
  • Advisory severityCritical9.8

    Critical [CVE-2026-32990 +1] Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990

    CVE-2026-65637Source published Source updated

    This bulletin covers 2 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.

    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.

    Affected products in this advisory
    • Apache Tomcat
    Source-reported affected versions
    • 11.0.20 through 11.0.24
    • 10.1.53 through 10.1.57
    • 9.0.115 through 9.0.120.
    • through 9.0.120
    Source-reported fixed versions
    • 11.0.25
    • 10.1.58
    • 9.0.121
    Mitigation guidance
    • Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.
    Full advisory and evidenceOpen source bulletin

NetApp

1 advisory
  • Advisory severityCritical9.8

    Critical [CVE-2026-65637] Apache Tomcat Vulnerability in NetApp Products

    NTAP-20260902-0010Source published Source updated

    Apache Tomcat versions 11.0.20 through 11.0.24, 10.1.53 through 10.1.57, and 9.0.115 through 9.0.120 are susceptible to a vulnerability which when successfully exploited could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS). NetApp reports that one or more additional products remain under investigation; review the canonical advisory for current status. NetApp states there is no workaround available at this time.

    Affected products in this advisory
    No product details extracted. Check the source bulletin.
    Source-reported affected versions
    • 11.0.20
    • 11.0.24
    • 10.1.53
    • 10.1.57

    2 more entries in the full advisory.

    Source-reported fixed versions
    No fixed-version detail extracted. This does not mean no fix exists.
    Mitigation guidance
    No mitigation guidance extracted; consult the source.
    Full advisory and evidenceOpen source bulletin

Red Hat

1 advisory
  • Advisory severityMedium6.5

    Medium [CVE-2026-65637] Improper Input Validation allows HTTP/2 no-authority bypass of strict SNI validation

    CVE-2026-65637Source published Source updated

    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. This could potentially lead to unauthorized access or misrouting of requests. This Moderate flaw in Apache Tomcat allows an HTTP/2 no-authority bypass of strict Server Name Indication (SNI) validation due to improper input handling. This could lead to requests being misrouted to an unintended virtual host, potentially exposing sensitive information or causing service disruption in specific configurations. The impact is limited as it primarily affects request routing rather…

    Affected products in this advisory
    • Red Hat Hardened Images
    • Red Hat Enterprise Linux 10
    • Red Hat Enterprise Linux 6
    • Red Hat Enterprise Linux 7

    6 more entries in the full advisory.

    Source-reported affected versions
    • 11.0.20
    • 11.0.24
    • 10.1.53
    • 10.1.57

    2 more entries in the full advisory.

    Source-reported fixed versions
    • 11.0.25
    • 10.1.58
    • 9.0.121
    • tomcat11-main-11.0.25-0.1.hum1

    3 more entries in the full advisory.

    Mitigation guidance
    • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
    Full advisory and evidenceOpen source bulletin

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