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9.1
CVE-2026-59084EXPLOITEDPATCHED
apache · tomcat

Apache Tomcat: EncryptInterceptor requirements not clearly documented

Description

Insufficient Technical Documentation vulnerability in Apache Tomcat since the requirements to securely configure the EncryptInterceptor were not clearly documented. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.23, from 10.1.0-M1 through 10.1.56, from 9.0.13 through 9.0.119, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.24, 10.1.57 or 9.0.120 which fix the issue.

Affected Products

VendorProductVersions
apachetomcat11.0.0-M1, 10.1.0-M1, 9.0.13, 8.5.38, 7.0.100, 10.1.57, 9.0.120, 11.0.24

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
apachetomcatcert_advisory90%
ibmqradar siemcert_advisory90%
oraclecommunicationscert_advisory90%

References

  • https://lists.apache.org/thread/7w9746ootcxo0gvx26xjpw80l31f1qw7(vendor-advisory)

Related News (10 articles)

Tier B
CERT-FR13d ago
Multiples vulnérabilités dans les produits VMware (02 octobre 2026)
→ No new info (linked only)
Tier B
CERT-FR27d ago
Multiples vulnérabilités dans les produits IBM (18 septembre 2026)
→ No new info (linked only)
Tier B
CERT-FR34d ago
Multiples vulnérabilités dans les produits IBM (11 septembre 2026)
→ No new info (linked only)
Tier B
CERT-FR48d ago
Multiples vulnérabilités dans les produits IBM (28 août 2026)
→ No new info (linked only)
Tier B
BSI Advisories49d ago
[NEU] [hoch] IBM QRadar SIEM: Mehrere Schwachstellen
→ No new info (linked only)
Tier B
BSI Advisories57d ago
[NEU] [hoch] Oracle Communications: Mehrere Schwachstellen
→ No new info (linked only)
Tier B
CERT-FR92d ago
Multiples vulnérabilités dans Apache Tomcat (15 juillet 2026)
→ No new info (linked only)
Tier B
BSI Advisories93d ago
[NEU] [mittel] Apache Tomcat: Mehrere Schwachstellen
→ No new info (linked only)
Tier C
VulDB93d ago
CVE-2026-59084 | Apache Tomcat up to 11.0.23 EncryptInterceptor Remote Code Execution
→ No new info (linked only)
Tier C
oss-security93d ago
CVE-2026-59084: Apache Tomcat: EncryptInterceptor requirements not clearly documented
→ No new info (linked only)

Discussion (0)

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CVSS 3.19.1 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
https://lists.apache.org/thread/7w9746ootcxo0gvx26xjpw80l31f1qw7
CWECWE-1059
PublishedJul 14, 2026
Last enriched92d agov3
Trending Score11
Source articles10
Independent4
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jul 14, 2026
Discovered by ZDM
Jul 14, 2026
Updated: description, severity, activelyExploited
Jul 14, 2026
Actively Exploited
Jul 14, 2026
Patch Available
Jul 14, 2026
Updated: affectedVersions
Jul 15, 2026

Version History

v3
Last enriched 92d ago
v3Tier B92d ago

Updated affected versions to include 10.1.57, 9.0.120, and 11.0.24, and set patchAvailable to null.

affectedVersions
via CERT-FR
v2Tier C93d ago

Updated severity to CRITICAL, changed exploit availability to false, and provided a new description detailing Remote Code Execution.

descriptionseverityactivelyExploited
via VulDB
v193d ago

Initial creation