CVE-2026-90790: falha de média gravidade em a2aproject a2a-python
a2aproject a2a-python Push Notification Sender base_push_notification_sender.py _dispatch_notification server-side request forgery
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 5.3epss 0.4%
A security vulnerability has been detected in a2aproject a2a-python up to 1.1.3. This affects the function _dispatch_notification of the file src/a2a/server/tasks/base_push_notification_sender.py of the component Push Notification Sender. The manipulation of the argument push_info.url leads to server-side request forgery. Remote exploitation of the attack is possible. Upgrading to version 1.1.4 is able to mitigate this issue. It is suggested to upgrade the affected component.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Produtos afetados
a2aproject · a2a-pythonReferências
https://github.com/a2aproject/a2a-python/https://github.com/a2aproject/a2a-python/pull/1164https://github.com/a2aproject/a2a-python/pull/1169https://github.com/a2aproject/a2a-python/releases/tag/v1.1.4https://vuldb.com/cve/CVE-2026-90790https://vuldb.com/submit/919747https://vuldb.com/vuln/403296https://vuldb.com/vuln/403296/cti