CVE-2026-8925: SASL double-free

CSIRTS triage

What

There is a double-free vulnerability in SASL.

Who is affected

Users of affected SASL implementations.

Urgency

Remediation is necessary as it has a medium severity rating and could be exploited.

Action

Apply patches or updates to affected SASL implementations.

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 5.9

Published

2026-07-14

Exploitation

Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-8925

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.

• Moderate exploitation riskCVE-2026-89251.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 63% of all EPSS-scored CVEs.

Referenced CVEs

Same CVEs, other sources

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

• medium[UPDATE] [medium] cURL: Multiple vulnerabilitiescert-bund
• criticalCVE-2026-8925: The curl logic that works with SASL authentication could end up cleaning up the GSASL context *…nvd
• unknownMultiple vulnerabilities in cURL and libcurl (June 24, 2026)cert-fr-avis

More from Microsoft Security Response Center

• lowCVE-2026-14673: PostgreSQL amcheck does not clear untrusted search path2026-08-11
• criticalCVE-2026-69836: Microsoft Entra ID Remote Code Execution Vulnerability2026-08-11
• mediumCVE-2026-53792: rsync < 3.5.0 Out-of-Bounds Read via Zero-Length Checksum Block2026-08-11
• highCVE-2026-70347: Windows Installer Elevation of Privilege Vulnerability2026-08-11
• highCVE-2026-64909: Microsoft Office Remote Code Execution Vulnerability2026-08-11