← All CVEs

CVE-2025-31650

high · 7.5

Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfMemoryException resulting in a denial of service. This issue affects Apache Tomcat: from 9.0.76 through 9.0.102, from 10.1.10 through 10.1.39, from 11.0.0-M2 through 11.0.5. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.90 though 8.5.100. Users are recommended to upgrade to version 9.0.104, 10.1.40 or 11.0.6 which fix the issue.

7.5
CVSS
59.9%
EPSS (exploit prob.)
99th
EPSS percentile
2025-04-28
Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-459

Affected products

VendorProductAffected versions
apachetomcat>= 9.0.76, < 9.0.104
apachetomcat>= 10.1.10, < 10.1.40
apachetomcat>= 11.0.1, < 11.0.6
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0
apachetomcat11.0.0

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-31650