Description
A Broken Access Control vulnerability in Active Job versions >= 4.2.0 allows an attacker to craft user input which can cause Active Job to deserialize it using GlobalId and give them access to information that they should not have. This vulnerability has been fixed in versions 4.2.11, 5.0.7.1, 5.1.6.1, and 5.2.1.1.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | https://github.com/rails/rails | 4.2.0 up to and before 4.2.11, 4.2.0 up to and before 5.0.7.1, 4.2.0 up to and before 5.1.6.1, 4.2.0 up to and before 5.2.1.1 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | rails | 2:5.2.2+dfsg-1 | — |
| Debian 13 | rails | 2:5.2.2+dfsg-1 | — |
| Debian 12 | rails | 2:5.2.2+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | rails | No fix yet | — |
| Ubuntu Pro 20.04 LTS | rails | No fix yet | — |
| Ubuntu Pro 18.04 LTS | rails | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | rails | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat CloudForms 5 | cfme +5 | 5.9.9.1-1.el7cf | RHSA-2019:0600 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | rubygem-activejob-5_1 | 5.1.4-3.3.1 | SUSE-SU-2018:3996-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud Crowbar 8 | rubygem-activejob-4_2 | 4.2.9-3.6.1 | SUSE-SU-2019:0152-1 |
| SUSE OpenStack Cloud 7 | rubygem-activejob-4_2 | 4.2.9-3.6.1 | SUSE-SU-2019:0152-1 |
| SUSE Enterprise Storage 4 | rubygem-activejob-4_2 | 4.2.9-3.6.1 | SUSE-SU-2019:0152-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| RubyGems | activejob | >= 4.2.0, < 4.2.11 | 4.2.11 | GHSA-q2qw-rmrh-vv42 |
| RubyGems | activejob | >= 5.0.0, < 5.0.7.1 | 5.0.7.1 | GHSA-q2qw-rmrh-vv42 |
| RubyGems | activejob | >= 5.1.0, < 5.1.6.1 | 5.1.6.1 | GHSA-q2qw-rmrh-vv42 |
| RubyGems | activejob | >= 5.2.0, < 5.2.1.1 | 5.2.1.1 | GHSA-q2qw-rmrh-vv42 |
Advisories 3
- RHSA-2019:0600 Red Hat Security Advisory: CloudForms 4.6.9 security, bug fix and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- SUSE-SU-2019:0152-1 Security update for rubygem-activejob-4_2 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3996-1 Security update for rubygem-activejob-5_1 SUSE / openSUSE Security Updates · Feb 4, 2026