When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2596-1 | tomcat8 security update |
Debian DSA |
DSA-4891-1 | tomcat9 security update |
EUVD |
EUVD-2021-1340 | When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request. |
Github GHSA |
GHSA-j39c-c8hj-x4j3 | Exposure of Sensitive Information to an Unauthorized Actor in Apache Tomcat |
Ubuntu USN |
USN-5360-1 | Tomcat vulnerabilities |
Ubuntu USN |
USN-6943-1 | Tomcat vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 25 Aug 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Oracle agile Product Lifecycle Management
|
|
| CPEs | cpe:2.3:a:oracle:agile_plm:9.3.6:*:*:*:*:*:*:* |
cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.3:*:*:*:*:*:*:* cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.6:*:*:*:*:*:*:* |
| Vendors & Products |
Oracle agile Plm
|
Oracle agile Product Lifecycle Management
|
Projects
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Status: PUBLISHED
Assigner: apache
Published:
Updated: 2025-02-13T16:27:48.175Z
Reserved: 2021-01-14T00:00:00.000Z
Link: CVE-2021-25122
No data.
Status : Modified
Published: 2021-03-01T12:15:13.793
Modified: 2026-08-25T16:28:27.310
Link: CVE-2021-25122
OpenCVE Enrichment
No data.
Weaknesses
Debian DLA
Debian DSA
EUVD
Github GHSA
Ubuntu USN