CVE-2026-2971 Details
Description
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.
A reflected cross-site scripting vulnerability has been identified in a466350665 Smart-SSO versions through 2.1.1. The issue arises in the Login component, specifically within the file smart-sso-server/src/main/resources/templates/login.html. The vulnerability is triggered by manipulating the redirectUri parameter, allowing for the injection of malicious scripts. This issue can be exploited remotely, and a public proof-of-concept exploit is available.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Feb 23, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://vuldb.com/?ctiid.347338 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.347338 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.756025 | [email protected] | Third Party AdvisoryVDB Entry |
| https://www.notion.so/Smart-SSO-Reflected-XSS-vulnerabilities-in-redirectUri-parameter-304ea92a3c41805a8223c4ba75831802 | [email protected] | ExploitThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| a466350665 smart-sso | <= 2.1.1 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Feb 25, 2026 | Initial Analysis | [email protected] |
| Feb 23, 2026 | New CVE Received | [email protected] |