CVE catalog
CVE-2020-8166
rails: CVE-2020-8166
- Severity
- Low · CVSS 3.7
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.67% · Oct 25, 2026
A CSRF forgery vulnerability exists in rails < 5.2.5, rails < 6.0.4 that makes it possible for an attacker to, given a global CSRF token such as the one present in the authenticity_token meta tag, forge a per-form CSRF token.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | rails | sid | 2:7.2.4+dfsg-2 | fixed |
| Debian | rails | forky | 2:7.2.4+dfsg-1 | fixed |
| Debian | rails | trixie | 2:7.2.2.2+dfsg-2~deb13u1 | fixed |
| Debian | rails | trixie-security | 2:7.2.2.2+dfsg-2~deb13u2 | fixed |
| Debian | rails | bookworm | 2:6.1.7.10+dfsg-1~deb12u2 | fixed |
| Debian | rails | bookworm-security | 2:6.1.7.10+dfsg-1~deb12u3 | fixed |
| Ubuntu | rails | pro | 2:5.2.2.1+dfsg-1ubuntu1 | vulnerable |
| Ubuntu | rails | pro | 2:5.2.3+dfsg-3 | vulnerable |
| Ubuntu | rails | pro | 2:5.2.3+dfsg-3ubuntu0.1~esm1 | vulnerable |
| Suse | rubygem-actionpack-5_1 | linux enterprise high availability extension 15 sp1 | 5.1.4-150000.3.29.1 | fixed |
| Suse | rubygem-actionpack-5_1 | linux enterprise high availability extension 15 sp2 | 5.1.4-150000.3.29.1 | fixed |
| Suse | rubygem-actionpack-5_1 | linux enterprise high availability extension 15 sp3 | 5.1.4-150000.3.29.1 | fixed |
| Suse | rubygem-actionpack-5_1 | linux enterprise high availability extension 15 sp4 | 5.1.4-150000.3.29.1 | fixed |
| Suse | rubygem-actionpack-5_1 | linux enterprise high availability extension 15 sp5 | 5.1.4-150000.3.29.1 | fixed |
| Opensuse | rubygem-actionpack-5_1 | leap 15.4 | 5.1.4-150000.3.29.1 | fixed |
| Opensuse | rubygem-actionpack-5_1 | leap 15.5 | 5.1.4-150000.3.29.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | rails | source | sid | 2:5.2.4.3+dfsg-1 | not yet assigned | Not reported | Not reported |
| Debian | rails | source | forky | 2:5.2.4.3+dfsg-1 | not yet assigned | Not reported | Not reported |
| Debian | rails | source | trixie | 2:5.2.4.3+dfsg-1 | not yet assigned | Not reported | Not reported |
| Debian | rails | source | bookworm | 2:5.2.4.3+dfsg-1 | not yet assigned | Not reported | Not reported |
| Suse | rubygem-actionpack-5_1 | rpm | linux enterprise high availability extension 15 sp1 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Suse | rubygem-actionpack-5_1 | rpm | linux enterprise high availability extension 15 sp2 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Suse | rubygem-actionpack-5_1 | rpm | linux enterprise high availability extension 15 sp3 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Suse | rubygem-actionpack-5_1 | rpm | linux enterprise high availability extension 15 sp4 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Suse | rubygem-actionpack-5_1 | rpm | linux enterprise high availability extension 15 sp5 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Opensuse | rubygem-actionpack-5_1 | rpm | leap 15.4 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
| Opensuse | rubygem-actionpack-5_1 | rpm | leap 15.5 | 5.1.4-150000.3.29.1 | Not reported | SUSE-SU-2024:0103-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [rails]Unknown
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actioncable]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actionmailbox]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actionmailer]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actionpack]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actiontext]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-actionview]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-activejob]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-activemodel]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-activerecord]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-activestorage]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-activesupport]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-rails]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
- [ruby-railties]Unknown
Source package: [rails]
Details (4)
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookwormFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
2:6.1.7.10+dfsg-1~deb12u2· all · bookworm-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · bookworm; dsa · rails · debian · 12
[Debian 13 (Trixie)]
- [rails]Unknown
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
- [ruby-actioncable]Unknown
Source package: [rails]
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
- [ruby-actionmailbox]Unknown
Source package: [rails]
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
- [ruby-actionmailer]Unknown
Source package: [rails]
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
- [ruby-actionpack]Unknown
Source package: [rails]
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
- [ruby-actiontext]Unknown
Source package: [rails]
Details (5)
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixieFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u1· all · trixie-security · Historical versionFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
2:7.2.2.2+dfsg-2~deb13u2· all · trixie-securityFixed · Fixed:
2:5.2.4.3+dfsg-1dsa · rails · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2020_3036-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2020-8166]
- [https://osv.dev/vulnerability/SUSE-SU-2024:0103-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2020-8166]
- [https://security-tracker.debian.org/tracker/CVE-2020-8166]
- [https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-8166.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2023-1093.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]