CVE-2026-53287: audit: fix incorrect inheritable capability in CAPSET records

mediumCVSS 5.5CVE-2026-53287

CSIRTS triage

Other

What: The vulnerability involves incorrect inheritable capability in CAPSET records.
Who is affected: Deployments using the audit subsystem may be affected.
Urgency: Remediation is medium urgency due to the medium severity rating.
Action: Apply the relevant patches once available.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53287

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-532870.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-53287	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownMultiple vulnerabilities in Debian LTS Linux kernel (July 10, 2026)cert-fr-avis
unknownMultiple vulnerabilities in SUSE Linux kernel (July 10, 2026)cert-fr-avis
unknownMultiple vulnerabilities in Microsoft Azure Linux (July 10, 2026)cert-fr-avis
medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
unknownCVE-2026-53287: In the Linux kernel, the following vulnerability has been resolved: audit: fix incorrect inher…nvd

Recent advisories for audit

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-50644: SOPlanning is vulnerable to SQL injection in the audit retention configuration. An attacker ho…nvd · 2026-07-09
highCVE-2026-31984: A denial-of-service vulnerability caused by unbounded resource allocation was discovered in th…nvd · 2026-07-09
lowCVE-2026-8800: Incorrect Authorization vulnerability in Progress MOVEit Transfer (Audit User module). This iss…nvd · 2026-07-08
mediumCVE-2026-5051: HashiCorp Vault and Vault Enterprise prior to 2.0.1 audit device validation logic did not consi…nvd · 2026-07-01
highCVE-2026-40523: FrontAccounting before 2.4.20 contains a SQL injection vulnerability in the Audit Trail report…nvd · 2026-06-29
unknownCVE-2026-53287: In the Linux kernel, the following vulnerability has been resolved: audit: fix incorrect inher…nvd · 2026-06-26