High 7.3Published Oct 20, 2026

CVE-2026-113704a2aproject a2a-rs Push Notification push_notification_sender.rs HttpPushSender server-side request forgery

Updated under an hour ago (2026-10-22 03:50 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for a2aproject a2a-rs

Exploited in the last 30 days

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.

CVSS: 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
Weakness (CWE): CWE-918
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Oct 21, 2026
First seen by InfoSec Signals: Oct 20, 2026

Affected products

Affected products

a2aproject a2a-rs a2aproject:a2a-rs	0.4.0; 0.4.1; 0.4.2; 0.4.3	CNA record

References

https://vuldb.com/vuln/422865vdb-entry, technical-description
https://vuldb.com/vuln/422865/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-113704third-party-advisory
https://vuldb.com/submit/1014883third-party-advisory
https://github.com/a2aproject/a2a-rs/pull/124issue-tracking, patch
https://github.com/a2aproject/a2a-rs/commit/2ba50176ea9f222d9a7d0f0e8cfe6fae7cf4c224patch
https://github.com/a2aproject/a2a-rs/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.