CVE-2026-113704 a2aproject a2a-rs - Server Side Request Forgery

a2aproject a2a-rs <= 0.4.3 contains a server-side request forgery caused by manipulation of TaskPushNotificationConfig in HttpPushSender component, letting remote attackers make arbitrary requests, exploit requires crafted input.

CVSS base score 7.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Server Side Request Forgery
Impact
Server Side Request Forgery
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
20 October 2026
Updated
21 October 2026
Weakness
CWE-918

Vendor fix

Apply the patch 2ba50176ea9f222d9a7d0f0e8cfe6fae7cf4c224 or update to a version later than 0.4.3.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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