CVEFinder.io

CVE-2026-41293

⛔ critical
Summary

Improper Input Validation vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 through 10.0.27. Older, end of support versions may also be affected. Users are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.

CVSS Score
9.8
Critical
EPSS Score
1.7
Exploit Probability
Published Date
2026-05-12
First Seen: 2026-05-17
📊 Relative Risk Intelligence

This CVE is Very High Risk - more severe than 90.6% of all 369,977 vulnerabilities in our database.

#34,661
Top 10% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 14, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
YES
Can be exploited automatically
💥 Technical Impact
Total
Complete system compromise possible
🏆 Discovered By
Dawit Jeong (@dawitngoliath)
SSVC data provided by CISA
Last Modified 2026-10-26
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE IDs (Weakness Types)
CWE-20

📦 Affected Products 5

Vendor Product Status Affected Versions
apache tomcat Affected
> 10.0.0 < 10.0.27
apache tomcat Affected
> 10.1.0 < 10.1.55
apache tomcat Affected
> 11.0.0 < 11.0.22
apache tomcat Affected
> 8.5.0 < 8.5.100
apache tomcat Affected
> 9.0.0 < 9.0.118

🔗 References 2

https://lists.apache.org/thread/qwg0q16z7xkb2qrr853w...
Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/05/1...
Mailing List Third Party Advisory

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-65182 ⛔ critical 9.1 0.6 Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a... 2026-08-25
CVE-2026-65183 ⚠️ high 8.1 0.5 Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allow... 2026-08-25
CVE-2026-65637 ⛔ critical 9.8 0.8 Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects... 2026-08-25
CVE-2026-65905 ⛔ critical 9.8 0.8 Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before windowSize req... 2026-08-25
CVE-2026-65927 ⚠️ high 7.5 0.8 Off-by-one Error vulnerability in Apache Tomcat impacting the [N] flag on the rewrite valves causes rewrite processing t... 2026-08-25
CVE-2026-66422 ⚠️ high 8.1 0.6 Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as r... 2026-08-25
These CVEs affect the same products