# CVE-2026-85111: Apache James: Denial of service upon MIME parsing

Status: published. Published: 2026-11-06. Updated: 2026-11-06.

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.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Apache Software Foundation / Apache James (apache.org/james-server): ≥ 0; < 3.9.1 (affected, semver). Source: CNA: apache
- Apache Software Foundation / Apache James (org.apache.james:james-server): ≥ 0; < 3.9.1 (affected, semver). Source: CNA: apache

## Severity and prioritization

- CVSS 4.0: 8.7 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N; source: CNA: apache

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-770

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://lists.apache.org/thread.html/j1bql696qvg935lp8zo0m626jp9n0h8q (CNA: apache; vendor-advisory)

- https://www.cve.org/CVERecord?id=CVE-2026-85108 (CNA: apache; related)

## Provenance

- CNA: apache: https://www.cve.org/CVERecord?id=CVE-2026-85111; retrieved 2026-11-06; source updated 2026-11-06

Revision: c541db5cce72ec372c0b51901bff248d4f0e023dad6d34c33052477a41a3aed0

Canonical: https://y2.dev/cve/CVE-2026-85111

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