PT-2026-21497 · A466350665 · Smart-Sso

Din4 · Published 2026-02-23 · Updated 2026-02-23 · CVE-2026-2971

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions a466350665 Smart-SSO versions up to 2.1.1

Description A flaw exists in a466350665 Smart-SSO, potentially allowing for cross site scripting. The issue is related to the manipulation of the redirectUri argument within the file smart-sso-server/src/main/resources/templates/login.html of the Login component. This manipulation can be performed remotely. The exploit has been publicly disclosed.

Recommendations Versions prior to 2.1.1 should be updated.

Exploit

Fix

Code Injection

XSS

Weakness Enumeration

CWE-94

CWE-79

Related Identifiers

CVE-2026-2971

Affected Products

Smart-Sso

References · 10

• 🔥 https://notion.so/Smart-SSO-Reflected-XSS-vulnerabilities-in-redirectUri-parameter-304ea92a3c41805a8223c4ba75831802 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-2971 · Security Note
• https://osv.dev/vulnerability/CVE-2026-2971 · Vendor Advisory
• https://vuldb.com/?ctiid.347338 · Note
• https://vuldb.com/?submit.756025 · Note
• https://t.me/cveNotify/152812 · Telegram Post
• https://vuldb.com/?id.347338 · Note
• https://t.me/CVEtracker/45475 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2025831227261882399 · Twitter Post
• https://twitter.com/CVEnew/status/2025809022390263891 · Twitter Post