Medium severity · published Jul 31, 2026
CVE-2026-53573
core-geonetwork has an Open Redirect Bypass
4.8
CVSS
0.6%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
core-geonetwork · 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 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-53573
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-53573
github.com
https://github.com/geonetwork/core-geonetwork/commit/0d74f673dfc926bde935819ed34636d789b2fecd
github.com
https://github.com/geonetwork/core-geonetwork/commit/cde9b6481a29e2473b7b74479b4e3fd6843bac4e
github.com
https://github.com/geonetwork/core-geonetwork/pull/9307
github.com
https://github.com/geonetwork/core-geonetwork/pull/9309
github.com
https://github.com/geonetwork/core-geonetwork/releases/tag/4.2.16
github.com
https://github.com/geonetwork/core-geonetwork/releases/tag/4.4.11
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