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Critical 2 vendors · 2 advisories

CVE-2026-27139: FileInfo can escape from a Root in golang os module

CVE-2026-27139 key facts

CISA KEV
Not listed (catalogue checked )
Highest advisory rating
Critical
CVSS base score
2.5 (Red Hat)
Weakness
CWE-22
Fixed releases
  • Red Hat: RHSA-2026:7385
Vendor advisories
2 from Red Hat, Splunk
Listed by VulniPulse
Record changed

Ratings, versions and fixes are quoted from the vendor advisories that cover only CVE-2026-27139; each belongs to its advisory, not to every product listed. How records are collected and checked.

How do I fix CVE-2026-27139?

Upgrade to a fixed release named by the vendor:

  • Red Hat: RHSA-2026:7385
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:7385 (`sudo dnf update` / `yum update`). (Red Hat)

Vendor advisories for CVE-2026-27139

Red Hat

1 advisory
  • Advisory severityLow2.5

    Low [CVE-2026-27139] FileInfo can escape from a Root in golang os module

    CVE-2026-27139Source published

    FileInfo can escape from a Root in golang os module. Red Hat rates this low (CVSS 2.5). Weakness: CWE-22. Affected package(s): golang1. Resolved in Red Hat advisory RHSA-2026:7385 — update the affected packages (`sudo dnf update`).

    Related products — impact not confirmed
    • golang1
    • Red Hat Enterprise Linux
    Source-reported affected versions
    • golang1-26-main-1.26.2-1.hum1
    • golang1-25-main-1.25.9-1.hum1
    Source-reported fixed versions
    • RHSA-2026:7385
    Mitigation guidance
    • Update the affected package(s) to the fixed version shipped in RHSA-2026:7385 (`sudo dnf update` / `yum update`).
    Full advisory and evidenceOpen source bulletin

Splunk

1 advisory
  • Advisory severityCritical

    Critical [CVE-2025-22870 +43] Third-Party Package Updates in Splunk Add-on for Amazon Web Services - September 2026

    SVD-2026-1005Source published

    This bulletin covers 44 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.

    Splunk remedied common vulnerabilities and exposures (CVEs) in third-party packages in Splunk Add-on for Amazon Web Services version 8.2.2 and higher. Affected product named by the advisory: Splunk Add-on for Amazon Web Services 8.2.

    Affected products in this advisory
    • Splunk Add-on for Amazon Web Services 8.2
    Source-reported affected versions
    • Splunk Add-on for Amazon Web Services Below 8.2.2
    Source-reported fixed versions
    • Splunk Add-on for Amazon Web Services 8.2.2
    Mitigation guidance
    • Upgrade Splunk Add-on for Amazon Web Services to version 8.2.2 or higher.
    Full advisory and evidenceOpen source bulletin

References

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