What’s Vulnerable › Vulnerabilities

CVE-2026-53573: core-geonetwork has an Open Redirect Bypass

• Severity: medium (CVSS 4.8 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-31 · updated 2026-10-23
• Weakness: CWE-601

Description

GeoNetwork is a catalog application to manage spatially referenced resources. From 3.12.0 until 4.2.16 and 4.4.11, unsafe redirect validation in GeonetworkOAuth2LoginAuthenticationFilter and KeycloakAuthenticationProcessingFilter permits an attacker-controlled external redirect after login. This issue is fixed in versions 4.2.16 and 4.4.11.

Affected products

• geonetwork core-geonetwork: from 3.12.0, <= 3.12.12; from 4.0.0-alpha.1, <= 4.0.6; from 4.2.0, < 4.2.16; from 4.4.0, < 4.4.11

References

• https://github.com/geonetwork/core-geonetwork/commit/0d74f673dfc926bde935819ed34636d789b2fecd
• https://github.com/geonetwork/core-geonetwork/commit/cde9b6481a29e2473b7b74479b4e3fd6843bac4e
• https://github.com/geonetwork/core-geonetwork/pull/9307
• https://github.com/geonetwork/core-geonetwork/pull/9309
• https://github.com/geonetwork/core-geonetwork/releases/tag/4.2.16
• https://github.com/geonetwork/core-geonetwork/releases/tag/4.4.11
• https://github.com/geonetwork/core-geonetwork/security/advisories/GHSA-pjp7-q6wp-97qx

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