CVE-2026-2971

a466350665 Smart-SSO Login login.html cross site scripting

CVSS 5.3 MEDIUMEPSS 0.3%CWE-79 CWE-94

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

23 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was found in a466350665 Smart-SSO up to 2.1.1. Affected by this issue is some unknown functionality of the file smart-sso-server/src/main/resources/templates/login.html of the component Login. Performing a manipulation of the argument redirectUri results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Affected products

a466350665 · Smart-SSO

References

https://vuldb.com/?ctiid.347338 https://vuldb.com/?id.347338 https://vuldb.com/?submit.756025 https://www.notion.so/Smart-SSO-Reflected-XSS-vulnerabilities-in-redirectUri-parameter-304ea92a3c41805a8223c4ba75831802