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Highest advisory severityHigh 3 vendors · 4 advisories

CVE-2026-65183

Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket

CVE-2026-65183: Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised…

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

CVE-2026-65183 at a glance

CISA KEV
Not listed (catalog checked )
Highest advisory severity
High
CVSS base score
8.1 (Apache), 8.1 (NetApp), 2.5 (Red Hat)
CVSS vector
  • CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N (Red Hat)
Weakness
CWE-367
Fixed releases
  • Apache: 11.0.25, 10.1.58, 9.0.121
  • Red Hat: 11.0.25, 10.1.58, 9.0.121, tomcat, jws6-tomcat-0:10.1.49-16.redhat_00016.1.el10jws, jws6-tomcat-0:10.1.49-16.redhat_00016.1.el8jws and 7 more in the advisory
Vendor advisories
4 from Apache, NetApp, Red Hat
VulniPulse record
Published · Updated

Scores, vectors, weaknesses and fixed releases are quoted from vendor advisories that cover only CVE-2026-65183; bulletin-wide values are not repeated here.

Is CVE-2026-65183 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-65183 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-65183?

Upgrade to a fixed release named by the vendor:

  • Apache: 11.0.25, 10.1.58, 9.0.121
  • Red Hat: 11.0.25, 10.1.58, 9.0.121, tomcat, jws6-tomcat-0:10.1.49-16.redhat_00016.1.el10jws, jws6-tomcat-0:10.1.49-16.redhat_00016.1.el8jws
  • Users are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue. (Apache)
  • 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. (Red Hat)

Vendor advisory comparison

Apache

2 advisories

NetApp

1 advisory
  • Advisory severityHigh8.1

    High [CVE-2026-65183] Apache Tomcat Vulnerability in NetApp Products

    NTAP-20260902-0014Source published Source updated

    Apache Tomcat versions 11.0.0-M1 through 11.0.24, 10.1.0-M1 through 10.1.57, and 9.0.42 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
    • 11.0.0
    • 11.0.24
    • 10.1.0
    • 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 severityLow2.5

    Low [CVE-2026-65183] Local information disclosure via Unix domain socket TOCTOU race condition

    CVE-2026-65183Source published Source updated

    Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue. This could lead to information disclosure or other unauthorized operations. This vulnerability in Apache Tomcat is rated Low. Exploitation requires local access and a specific timing window, limiting its impact to information disclosure. Red Hat severity: Low — CVSS 2.5 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N). Weakness: CWE-367. Affected Red Hat products: Red Hat JBoss Web Server…

    Affected products in this advisory
    • Red Hat JBoss Web Server 6.2.5
    • Red Hat JBoss Web Server 6.2 on RHEL 10
    • Red Hat JBoss Web Server 6.2 on RHEL 8
    • Red Hat JBoss Web Server 6.2 on RHEL 9

    11 more entries in the full advisory.

    Source-reported affected versions
    • 11.0.0
    • 11.0.24
    • 10.1.0
    • 10.1.57

    2 more entries in the full advisory.

    Source-reported fixed versions
    • 11.0.25
    • 10.1.58
    • 9.0.121
    • tomcat

    9 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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