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CVE-2026-76171VulnerabilityPublished

In Apache James server prior version 3.9.1 improper validation in JMAP webPush SSRF validation did lead to the

Source GCVE Database

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Authoritative record:CVE-2026-76171· High

Not known to be exploited : upgrade to 3.9.1 soon.

Data as of 6 Nov 2026, 13:23 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 3.9.1

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Nov 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 6 Nov 2026.

What to do

Upgrade Apache James to 3.9.1.

Affected software

ProductAffectedFixed in
Apache Software FoundationApache JamesAffected
  • >=3.9.0 <3.9.1
Fixed in
  • 3.9.1
Mavenorg.apache.james/apache-james-serverpkg:maven/org.apache.james/apache-james-serverOther threatsAffected
  • =3.9.0
  • =3.9.1
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users should upgrade to Apache James server version 3.9.1, which contains the fix for this SSRF validation vulnerability. No other mitigation steps are indicated.

Description

Apache James server versions prior to 3.9.1 contain an improper validation vulnerability in the JMAP webPush SSRF functionality that allows reaching internal addresses. This issue is fixed in version 3.9.1.

References

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