a2aproject a2a-java up to 1.2.0.Final ChildQueue queue.offer resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k2.70+

Summaryinfo

A vulnerability, which was classified as problematic, was found in a2aproject a2a-java up to 1.2.0.Final. This affects the function queue.offer of the component ChildQueue. Executing a manipulation can lead to resource consumption. This vulnerability is tracked as CVE-2026-117505. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in a2aproject a2a-java up to 1.2.0.Final and classified as problematic. This vulnerability affects the function queue.offer of the component ChildQueue. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-117505. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 1.3.0.Final eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch be663f806efcfdddd2805d214fae4998379ac5f2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Resource consumption
CWE: CWE-400 / CWE-404
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: a2a-java 1.3.0.Final
Patch: be663f806efcfdddd2805d214fae4998379ac5f2

Timelineinfo

10/27/2026 Advisory disclosed
10/27/2026 +0 days VulDB entry created
10/27/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 1040
Status: Confirmed

CVE: CVE-2026-117505 (🔒)
GCVE (CVE): GCVE-0-2026-117505
GCVE (VulDB): GCVE-100-427072

Entryinfo

Created: 10/27/2026 09:52
Changes: 10/27/2026 09:52 (59)
Complete: 🔍
Submitter: colorfullbz
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1015054: a2aproject a2a-java ≤ 1.2.0.Final CWE-400 (by colorfullbz)

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