CVE-2026-113704
High
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.
SeverityHigh
CVSS7.3
Exploit probability—
ProductA2aproject A2a-rs
PublishedOct 20, 2026
First seenOct 20, 2026
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| a2aproject a2a-rs | 0.4.0, 0.4.1, 0.4.2, 0.4.3 | — |
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