CVE-2026-113706 a2aproject a2a-rs inmemory.rs information disclosure

Medium 5.1 Published 20 Oct 2026 Updated 27 Oct 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-113706?

CVE-2026-113706 is a medium-severity vulnerability in a2aproject a2a-rs, published on 20 Oct 2026.

Official description

A vulnerability was identified in a2aproject a2a-rs up to 0.4.3. Impacted is an unknown function of the file a2a-server/src/task_store/inmemory.rs. The manipulation of the argument historyLength leads to information disclosure. The attack is possible to be carried out remotely. The identifier of the patch is 68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb. To fix this issue, it is recommended to deploy a patch.

Weakness: CWE-284, CWE-200

Which versions are affected by CVE-2026-113706?

How do I fix CVE-2026-113706?

No fix has been published for CVE-2026-113706 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-113706 being exploited?

There is no known exploitation of CVE-2026-113706 in the wild and no public exploit code.

Sources

Also known as GHSA-j4c2-997p-844j.