Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 4.3 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | CNA (redhat) |
- CISA KEV Not listed.
- EPSS 0.0022, the 12th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:16 UTC First seen by agentprime
- 31 Oct 2026, 15:16 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-c43c-rf7g-5xpg
- OSV: GHSA-c43c-rf7g-5xpg
- nvd.nist.gov/vuln/detail/CVE-2026-12515
- github.com/Katello/katello/pull/11712
- access.redhat.com/errata/RHSA-2026:50221
- access.redhat.com/errata/RHSA-2026:50222
- access.redhat.com/errata/RHSA-2026:50223
- access.redhat.com/errata/RHSA-2026:50263
- access.redhat.com/security/cve/CVE-2026-12515
- bugzilla.redhat.com/show_bug.cgi?id=2489812
- github.com/Katello/katello
- github.com/rubysec/ruby-advisory-db/blob/master/gems/katello/CVE-2026-12515.yml