libapache2-mod-auth-mellon: mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo=substring, as demonstrated by omitting the...
CVE-2019-13038 is fixed in 3 products on 1 platform, first by libapache2-mod-auth-mellon 0.13.1-1ubuntu0.2, released June 29, 2019. It is not reported as exploited. Patch Radar priority: Routine.
mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo=substring, as demonstrated by omitting the // after http: in the targetURL.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libapache2-mod-auth-mellon · Ubuntu 18.04.6 LTS (bionic) | 0.13.1-1ubuntu0.2 | libapache2-mod-auth-mellon 0.13.1-1ubuntu0.2 | Jun 29, 2019 |
| libapache2-mod-auth-mellon · Ubuntu 20.04 LTS (focal) | 0.14.2-1ubuntu2 | libapache2-mod-auth-mellon 0.14.2-1ubuntu2 | Jun 29, 2019 |
| libapache2-mod-auth-mellon · Ubuntu 24.10 (oracular) | 0.14.2-1ubuntu2 | libapache2-mod-auth-mellon 0.14.2-1ubuntu2 | Jan 16, 2026 |
| libapache2-mod-auth-mellon · Ubuntu 25.04 (plucky) | 0.14.2-1ubuntu2 | libapache2-mod-auth-mellon 0.14.2-1ubuntu2 | Jan 16, 2026 |
| mod_auth_mellon · RHEL 8 | 0:0.14.0-11.el8 | RHSA-2020:1660 | Apr 28, 2020 |
| mod_auth_mellon · ol 8 | 0:0.14.0-11.el8 | ELSA-2020-1660 | May 5, 2020 |
| mod_auth_mellon-diagnostics · RHEL 8 | 0:0.14.0-11.el8 | RHSA-2020:1660 | Apr 28, 2020 |
| mod_auth_mellon-diagnostics · ol 8 | 0:0.14.0-11.el8 | ELSA-2020-1660 | May 5, 2020 |
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