Allocation of Resources Without Limits or Throttling in Apache James Mime4J library prior version 0.8.15 allows Denial
Source GCVE Database
Not known to be exploited · CVSS 8.7 High : upgrade to 3.9.1 soon.
Data as of 6 Nov 2026, 13:22 UTC
Thin evidence
One scorer or none| CNA (apache) | CVSS 4.0 | 8.7 |
|---|
- Patch
- Available – fixed in 3.9.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 6 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 and org.apache.james/james-server to 3.9.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software FoundationApache James | Affected
| Fixed in
|
| Apache Jamesorg.apache.james:james-server | Affected
| Fixed in
|
Mavenorg.apache.james/james-serverpkg:maven/org.apache.james/james-serverOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade to Apache James server 3.9.1 or later, which includes MIME4J version 0.8.15 containing the fix for this vulnerability. No other mitigation or temporary workaround is indicated in the available data.
Description
A resource allocation vulnerability exists in the Apache James Mime4J library prior to version 0.8.15 that can lead to denial of service when parsing MIME messages. The issue is addressed in MIME4J version 0.8.15, which is included in Apache James server 3.9.1.