Medium 5.4Published Oct 20, 2026

CVE-2026-113707a2aproject a2a-rs inmemory.rs update race condition

Updated under an hour ago (2026-10-22 03:50 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for a2aproject a2a-rs

Exploited in the last 30 days

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.

CVSS: 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C
Weakness (CWE): CWE-362
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Oct 20, 2026
First seen by InfoSec Signals: Oct 20, 2026

Affected products

Affected products

a2aproject a2a-rs a2aproject:a2a-rs	0.4.0; 0.4.1; 0.4.2; 0.4.3; 0.4.4	CNA record

References

https://vuldb.com/vuln/422869vdb-entry, technical-description
https://vuldb.com/vuln/422869/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-113707third-party-advisory
https://vuldb.com/submit/1015056third-party-advisory
https://github.com/a2aproject/a2a-rs/pull/126issue-tracking, patch
https://github.com/a2aproject/a2a-rs/commit/7050c7d329238539424ee46440e23b91c4825beepatch
https://github.com/a2aproject/a2a-rs/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.