a2aproject a2a-rs up to 0.4.4 inmemory.rs update race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k1.84+

Summaryinfo

A vulnerability classified as problematic has been found in a2aproject a2a-rs up to 0.4.4. The impacted element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. This manipulation causes race condition. The identification of this vulnerability is CVE-2026-113707. It is possible to initiate the attack remotely. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in a2aproject a2a-rs up to 0.4.4 and classified as problematic. Affected by this vulnerability is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-113707. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available.

Applying the patch 7050c7d329238539424ee46440e23b91c4825bee is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 7050c7d329238539424ee46440e23b91c4825bee

Timelineinfo

10/20/2026 Advisory disclosed
10/20/2026 +0 days VulDB entry created
10/20/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 126
Status: Confirmed

CVE: CVE-2026-113707 (🔒)
GCVE (CVE): GCVE-0-2026-113707
GCVE (VulDB): GCVE-100-422869

Entryinfo

Created: 10/20/2026 18:02
Changes: 10/20/2026 18:02 (57)
Complete: 🔍
Submitter: colorfullbz
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1015056: a2aproject a2a-rs a2a-server-lf ≤ 0.4.4 CWE-362 (by colorfullbz)

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