CVE-2026-113704

a2aproject a2a-rs Push Notification push_notification_sender.rs HttpPushSender server-side request forgery

HIGH
7.3
CVSS Score
Published: October 20, 2026 at 10:00 PM UTC
Updated: October 21, 2026 at 04:17 PM UTC
1 product affected across 1 vendora2a-rs

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Severity
HIGH7.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

A vulnerability has been found in a2aproject a2a-rs up to 0.4.3. This affects the function HttpPushSender of the file crates/server/src/push_notification_sender.rs of the component Push Notification Handler. Such manipulation of the argument TaskPushNotificationConfig leads to server-side request forgery. The attack may be launched remotely. The name of the patch is 2ba50176ea9f222d9a7d0f0e8cfe6fae7cf4c224. Applying a patch is advised to resolve this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0.4.00.4.10.4.20.4.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/422865
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/422865/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-113704
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/1014883
Issue TrackingPatch
Source: cverecord
https://github.com/a2aproject/a2a-rs/pull/124

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-918

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