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Medium severity6.1NVD Advisory· Published Sep 14, 2026· Updated Sep 14, 2026

CVE-2026-73191

CVE-2026-73191

Description

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache Syncope.

When the Syncope SRA is configured for CAS authentication, the target Apereo CAS instance's URL is calculated by unconditionally looking at client-supplied forwarded HTTP headers.

This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2.

Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

1
  • Apache/Syncopellm-fuzzy
    Range: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2

Patches

Vulnerability mechanics

References

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News mentions

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