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Vulnerability · Published Jul 31, 2026 · Assigned by GitHub_M

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

Medium 4.8

In plain English

A medium-severity open redirect in core-geonetwork from geonetwork. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)4.8Medium
Exploit odds (30 days)0.6%top 48.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Mavenorg.geonetwork-opensource:geonetworkno fix listedGHSA-pjp7-q6wp-97qx
Mavenorg.geonetwork-opensource:geonetworkno fix listedGHSA-pjp7-q6wp-97qx
Mavenorg.geonetwork-opensource:geonetwork4.2.16GHSA-pjp7-q6wp-97qx
Mavenorg.geonetwork-opensource:geonetwork4.4.11GHSA-pjp7-q6wp-97qx

Affected products (as reported)

VendorProductVersions
geonetwork core-geonetwork >= 3.12.0, <= 3.12.12>= 4.0.0-alpha.1, <= 4.0.6>= 4.2.0, < 4.2.16>= 4.4.0, < 4.4.11

Weakness: CWE-601 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N

References