CVE-2026-78129MediumMicrosoft CVSS 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Microsoft security update for CVE-2026-78129 — azl3 strongswan 5.9.14-10 on Azure Linux 3.0

Published
September 12, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78129. This page also shows what EchelonGraph holds for CVE-2026-78129, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products1

  • azl3 strongswan 5.9.14-10 on Azure Linux 3.0

✅ Updates Microsoft lists: 1 update

1 row: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB articleUpdateFixed build
—Security Update5.9.14-11

🧭 EchelonGraph on CVE-2026-78129

EchelonGraph score
5.9 MEDIUM
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption.

Published by MITRE Corporation, the CVE Numbering Authority that assigned CVE-2026-78129, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (2)