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CVE-2026-43964VulnerabilityPublished Updated

SUSE · Security update for postfix

Affects SUSESource GCVE Database

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Not known to be exploited.

Data as of 4 Nov 2026, 02:31 UTC

Severity
Medium

Rated by Threat Radar · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 3 Nov 2026.

What to do

AI-suggested

A security update for postfix has been released by the SUSE Product Security Team to fix this vulnerability. Users should apply the official patch or update provided by their vendor to remediate this issue.

Description

A security update for postfix addresses CVE-2026-43964, which involves a buffer overread and process crash triggered by an enhanced status code missing text after the third number.

References

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