Apache James: Denial of service upon MIME parsing
- Exploited
- No known exploitation
- Fix
- Fixed in 3.9.1
- Who is exposed
- Not reported
Do first: Upgrade to a fixed version: 3.9.1.
- Last modified
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 36/100 · provisional
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Allocation of Resources Without Limits or Throttling in Apache James Mime4J library prior version 0.8.15 allows Denial of Service upon parsing Mime messages. Users are recommended to upgrade to Apache James server 3.9.1 that relies on fixed MIME4J 0.8.15 which addresses the issue.
See CVE-2026-85108 in Apache James MIME4J library.
cve.now Index
- Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
- Exposure17/25No login or user action needed per the CVSS vector, reachable over the network without a login · Unknown: No advisory context yet
- Reach10/20Affects Maven packages
- Severity8.7/10CVSS 8.7
- No patch0/5No signal
What would change the score
- Would score about 81 if added to CISA KEV
- Would score about 76 if CISA's SSVC rates exploitation active
- Would score about 41 if advisories confirm default setups are exposed
Impact
- Widely used
1 packages depend on org.apache.james:james-server.Source: deps.dev
What to do
Upgrade to a fixed version: 3.9.1.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- Apache Software Foundation Apache James
fixed in 3.9.1
- org.apache.james:james-serverMaven
fixed in 3.9.1
Evidence 2
- Advisory
- Link
Corrections
None so far.
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Questions about CVE-2026-85111
Is CVE-2026-85111 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-85111?
Apache James: before 3.9.1. org.apache.james:james-server (Maven): before 3.9.1.Source: cve.now feed data
How do I fix CVE-2026-85111?
Upgrade to a fixed version: 3.9.1.Source: cve.now feed data