Is products-isurlinportal affected by CVE-2026-28413?

PyPI products-isurlinportal is affected in =3.0.0 <3.1.0.

Is CVE-2026-28413 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

medium

CVE-2026-28413

Q: Is CVE-2026-28413 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

PyPI · products-isurlinportal

Summary

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?came_from=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0.

Severity: medium
EPSS: 0.2% (p13)
Also known as: GHSA-43gx-6gv6-3jcp, PYSEC-2026-112
Published: 2026-03-05

References

https://github.com/plone/Products.isurlinportal/security/advisories/GHSA-43gx-6gv6-3jcp

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.