5.4Medium
CVE-2026-113707a2aproject a2a-rs inmemory.rs update race condition
Description
A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.
Weakness (CWE):
CWE-362
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| a2aproject | a2a-rs | 0.4.0, 0.4.1, 0.4.2, 0.4.3, 0.4.4 |
References and patches
- VDB-422869 | a2aproject a2a-rs inmemory.rs update race condition vdb-entrytechnical-description
- VDB-422869 | CTI Indicators (IOB, IOC, IOA) signature
- CVE-2026-113707 | CVE Analysis and Report third-party-advisory
- Submit #1015056 | a2aproject a2a-rs a2a-server-lf ≤ 0.4.4 CWE-362 third-party-advisory
- https://github.com/a2aproject/a2a-rs/pull/126 issue-trackingpatch
- https://github.com/a2aproject/a2a-rs/commit/7050c7d329238539424ee46440e23b91c4825bee patch
- https://github.com/a2aproject/a2a-rs/ product