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PUBLISHED

2026-09-23 12:17

MODIFIED

2026-09-23 12:17

EPSS (Prob. Exploit)

0.36%

Top 71.6%

DATA SOURCES:

NVD 🔗 2026-09-23 CWE MITRE 🔗 2026-10-01 FIRST EPSS 🔗 2026-10-21

> DESCRIPTION

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Tomcat allows an attacker to inject trailer fields into another HTTP/2 request. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.39 through 9.0.121. The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.59 through 8.5.100. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.26, 10.1.60, 9.0.122, which fix the issue.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> WEAKNESSES

CWE-362

> CWE DETAILED DESCRIPTIONS

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') - The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

> HISTORIQUE DES MODIFICATIONS

Première apparition

23/09/2026 12:17

Source: NVD

📊 ENRICHISSEMENT 01/10/2026 06:01

CWE

Champ modifié: Description CWE

Ancienne valeur:

N/A

Nouvelle valeur:

Total des modifications: 1 Dernière mise à jour: 3 weeks ago

> REFERENCES

https://lists.apache.org/thread/y5r9fvjo7ol24mkoyoc0st8bqrfyqcyn