CVE-2026-12515

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 4.3 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 90% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A flaw was found in Katello's of Red Hat Satellite. A content upload functionality where insufficient authorization checks in the ContentUploadsController allowed users with the edit_products permission to query content information for repositories outside the products they were authorized to manage. An authenticated attacker could exploit this issue to determine whether specific content exists within repositories that should otherwise be inaccessible. This issue does not allow unauthorized modification, import, or publication of content.

CVSS v3
4.3
EG Score
4.3(medium)
EPSS
9.6%
KEV
Not listed

Published

June 17, 2026

Last Modified

June 26, 2026

Advisory Details (3)

Auto-updated Jun 18, 2026
Patch available. Sources: redhat, github_pr.
github_pr

fix(security): 2 improvements across 2 files

Upstream fix in progress (PR #11712 · Katello/katello, state=closed)

https://github.com/Katello/katello/pull/11712
redhat

2489812 – (CVE-2026-12515) CVE-2026-12515 katello: missing repository authorization in content_uploads exposes cross-product content existence

https://bugzilla.redhat.com/show_bug.cgi?id=2489812
redhat Patch Available

cve-details

https://access.redhat.com/security/cve/CVE-2026-12515

Vendor Advisories for CVE-2026-12515(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Affected Packages

(1 across 1 ecosystem)
RubyGems(1)
PackageVulnerable rangeFixed inDependents
katello1.5.0 ... 4.9.2 (276 versions)4.21.0.rc1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 15× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 14:21 UTCEG score recompute
  3. 2026-07-06 02:23 UTCEPSS rescore
  4. 2026-07-05 15:37 UTCEG score recompute
  5. 2026-07-05 02:30 UTCEPSS rescore
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-04 16:58 UTCEG score recompute
  8. 2026-07-04 06:31 UTCEPSS rescore
  9. 2026-07-03 18:15 UTCEG score recompute
  10. 2026-07-02 19:38 UTCEG score recompute
  11. 2026-07-01 21:02 UTCEG score recompute
  12. 2026-07-01 15:06 UTCEPSS rescore
  13. 2026-07-01 15:06 UTCEPSS rescore
  14. 2026-06-30 23:22 UTCEPSS rescore
  15. 2026-06-30 22:27 UTCEG score recompute
  16. 2026-06-29 23:52 UTCEG score recompute
  17. 2026-06-29 14:06 UTCEPSS rescore
  18. 2026-06-29 01:17 UTCEG score recompute
  19. 2026-06-28 14:07 UTCEPSS rescore
  20. 2026-06-28 04:56 UTCEPSS rescore
  21. 2026-06-28 04:56 UTCEPSS rescore
  22. 2026-06-28 02:42 UTCEG score recompute
  23. 2026-06-27 04:07 UTCEG score recompute
  24. 2026-06-27 03:08 UTCEPSS rescore
  25. 2026-06-26 05:32 UTCEG score recompute
Show 21 more
  1. 2026-06-25 13:49 UTCEPSS rescore
  2. 2026-06-25 06:57 UTCEG score recompute
  3. 2026-06-24 14:05 UTCEPSS rescore
  4. 2026-06-24 08:10 UTCEG score recompute
  5. 2026-06-23 21:32 UTCEPSS rescore
  6. 2026-06-23 09:33 UTCEG score recompute
  7. 2026-06-22 14:25 UTCEPSS rescore
  8. 2026-06-22 14:25 UTCEPSS rescore
  9. 2026-06-22 10:55 UTCEG score recompute
  10. 2026-06-21 14:56 UTCEPSS rescore
  11. 2026-06-21 14:56 UTCEPSS rescore
  12. 2026-06-21 12:15 UTCEG score recompute
  13. 2026-06-21 01:59 UTCEPSS rescore
  14. 2026-06-21 01:59 UTCEPSS rescore
  15. 2026-06-20 13:39 UTCEG score recompute
  16. 2026-06-19 19:25 UTCEPSS rescore
  17. 2026-06-19 15:04 UTCEG score recompute
  18. 2026-06-18 17:52 UTCEPSS rescore
  19. 2026-06-18 16:29 UTCEG score recompute
  20. 2026-06-17 17:53 UTCEG score recompute
  21. 2026-06-17 17:52 UTCNVD updatefirst tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-12515?
CVE-2026-12515 is a medium vulnerability published on June 17, 2026. A flaw was found in Katello's of Red Hat Satellite. A content upload functionality where insufficient authorization checks in the ContentUploadsController allowed users with the edit_products permission to query content information for repositories outside the products they were authorized to…
When was CVE-2026-12515 disclosed?
CVE-2026-12515 was first published in the National Vulnerability Database on June 17, 2026, with the most recent update on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12515 actively exploited?
CVE-2026-12515 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12515?
CVE-2026-12515 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-12515?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12515, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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