CVE-2021-32786
Open Redirect in oidc_validate_redirect_url()
02 Description
Open Redirect in oidc_validate_redirect_url()
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 83.3% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-07-22 00:00Z5 YR AGO
- Last updated
- 2024-08-03 23:33Z2 YR AGO
- Reserved
- 2021-05-12
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.7)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
- Weaknesses
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')Base
- Data version
- 5.1
- Document digest
- 91c183ff50cc5a003d3306cf567ff3dd9e93e8c4c26f9d7c0cb1a6b05c744b38
05 Affected products
06 References
- github.comhttps://github.com/zmartzone/mod_auth_openidc/releases/tag/v2.4.9
- github.comhttps://github.com/zmartzone/mod_auth_openidc/security/advisories/GHSA-xm4c-5wm5-jqv7
- github.comhttps://github.com/zmartzone/mod_auth_openidc/commit/3a115484eb927bc6daa5737dd84f88ff4bbc5544
- daniel.haxx.sehttps://daniel.haxx.se/blog/2017/01/30/one-url-standard-please/
- lists.fedoraproject.orgFEDORA-2021-e3017c538ahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FZVF6BSJLRQZ7PFFR4X5JSU6KUJYNOCU/
- lists.fedoraproject.orgFEDORA-2021-17f5cedf66https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXAWKPT5LXZSUTFSJ6IWSZC7RMYYQXQD/
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuapr2022.html
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20210902-0001/
- lists.debian.org[debian-lts-announce] 20230430 [SECURITY] [DLA 3409-1] libapache2-mod-auth-openidc security updatehttps://lists.debian.org/debian-lts-announce/2023/04/msg00034.html
07 Fixed in
AlmaLinux 8
- cjose Fixed in 0.6.1-2.module_el8.6.0+2868+44838709
- cjose-devel Fixed in 0.6.1-2.module_el8.6.0+2868+44838709
- mod_auth_openidc Fixed in 2.3.7-11.module_el8.6.0+2868+44838709
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- cjose Fixed in 0.6.1-2.module_el8.6.0+2868+44838709
- cjose-devel Fixed in 0.6.1-2.module_el8.6.0+2868+44838709
- mod_auth_openidc Fixed in 2.3.7-11.module_el8.6.0+2868+44838709
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- libapache2-mod-auth-openidc Fixed in 2.4.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libapache2-mod-auth-openidc Fixed in 2.4.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libapache2-mod-auth-openidc Fixed in 2.4.9-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- libapache2-mod-auth-openidc No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- libapache2-mod-auth-openidc No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.