CVE-2026-113706
Published:October 20, 2026
Updated:October 21, 2026
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.
Affected Packages
https://github.com/a2aproject/a2a-rs.git (GITHUB):
Affected version(s) >=a2a-server-lf-v0.2.6 <a2a-server-lf-v0.4.4Fix Suggestion:
Update to version a2a-server-lf-v0.4.4a2a-server-lf (RUST):
Affected version(s) >=0.2.6 <0.4.4Fix Suggestion:
Update to version 0.4.4Related Resources (7)
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Contact UsCVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
NOT DEFINED
CVSS v3
Base Score:
3.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Exploit Maturity
NOT DEFINED