CVE-2026-113706

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.

CVSS v3 3.5 LOW
CVSS v2.0 4.0 MEDIUM

3.5^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.1 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/a2aproject/a2a-rs/
https://github.com/a2aproject/a2a-rs/commit/68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb
https://github.com/a2aproject/a2a-rs/pull/122
https://vuldb.com/cve/CVE-2026-113706
https://vuldb.com/submit/1015040
https://vuldb.com/vuln/422868
https://vuldb.com/vuln/422868/cti

Configurations

No configuration.

History

21 Oct 2026, 00:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-21 00:17

Updated : 2026-10-27 22:17

NVD link : CVE-2026-113706

Mitre link : CVE-2026-113706

CVE.ORG link : CVE-2026-113706

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

CWE-284

Improper Access Control

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