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CVE-2019-16220: In WordPress before 5.2.3, validation and sanitization of a URL in wp_validate_redirect in wp-includes/pluggable.php could lead to an open redirect if a provided URL path does not start with a forward

medium Affects WordPress core. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

In WordPress before 5.2.3, validation and sanitization of a URL in wp_validate_redirect in wp-includes/pluggable.php could lead to an open redirect if a provided URL path does not start with a forward

Package
WordPress core WordPress
Affected versions
<5.2.3
Fixed in
5.2.3
Severity
medium  CVSS 6.1
Exploitation
not on CISA KEV · EPSS 3% (85.0th percentile)
Published
2019-09-11
Source
nvd

References

CWE-601
NVD recordWordPress core advisories

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