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TI-2026-42454 Aliases CVE-2026-59323GHSA-rj39-56xf-v987

Micrometer Tracing Brave Bridge W3C Baggage propagation DoS vulnerability

Priority LOW 30CWE-770Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-770.

Summary

An application using Micrometer Tracing with W3C baggage propagation in the Brave bridge is vulnerable to denial of service (DoS) due to unbounded object allocation when extracting incoming baggage headers. Micrometer Tracing 1.7.0 Micrometer Tracing 1.6.0 - 1.6.6 Micrometer Tracing 1.5.0 - 1.5.12 Micrometer Tracing 1.4.13 and earlier

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00402 34th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
VMwareMicrometer Tracing1.7.0; 1.6.0 – 1.6.6; 1.5.0 – 1.5.12; up to 1.4.13—No fix listedCNA
  • Micrometer Tracing VendorVMware Affected 1.7.0; 1.6.0 – 1.6.6; 1.5.0 – 1.5.12; up to 1.4.13 Fixed in — No fix listed CNA

Remediation

Red Hat 1 advisory

  • RHSA-2026:90321 Released 2026-10-26 · Red Hat rating Critical
    Red Hat OpenShift Dev Spaces 3.31.0 Release.
    • Red Hat OpenShift Dev Spaces 3.31 registry.redhat.io/devspaces/code-rhel9, registry.redhat.io/devspaces/dashboard-rhel9, registry.redhat.io/devspaces/jetbrains-ide-rhel9 +8

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat OpenShift Dev Spaces 3.31Fixed RHSA-2026:90321
Not affected: 1 product
  • Red Hat OpenShift Dev Spaces 3.31

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-59323
  2. 2026-10-03 Alias added: GHSA-rj39-56xf-v987
  3. 2026-10-05 Affected versions changed · Red Hat
  4. 2026-10-05 CVSS score added · Red Hat
  5. 2026-10-29 Fix available: Red Hat OpenShift Dev Spaces 3.31 · Red Hat
  6. 2026-10-30 Fix available: RHSA-2026:90321 · Red Hat

References

Other 1

  • TI-2026-42442 vCenter directory-traversal vulnerability KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-26040 Privilege escalation in VMware vCenter Server KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-26039 Heap-overflow in VMware vCenter Server KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-24610 Out-of-bounds write in VMware vCenter Server KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-16914 VMware vCenter Server Out-of-Bounds Write Vulnerability KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-07303 Command injection in Aria Operations for Networks KEVCVSS 3.1CRITICAL 9.8
See all 1181 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences