Improper privilege handling could be used by users with Project Owner role to escalate privileges, in Rancher versions 2.14 before 2.14.2, 2.13 before 2.13.6, and 2.12 before 2.12.10.
CVE-2026-41052
This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 76% 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).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EPSS
- 23.8%
- KEV
- Not listed
Published
June 29, 2026
Last Modified
July 2, 2026
Advisory Details (1)
Auto-updated Jun 29, 2026Privilege Escalation from Project Owner to Host · Advisory · rancher/rancher · GitHub
https://github.com/rancher/rancher/security/advisories/GHSA-vx8h-4prv-g744Vendor Advisories for CVE-2026-41052(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 33× in last 7d / 37× 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.
- 2026-07-06 18:55 UTCEG score recompute
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 05:55 UTCEG score recompute
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 16:54 UTCEG score recompute
- 2026-07-05 03:54 UTCEG score recompute
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 14:47 UTCEG score recompute
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-04 01:47 UTCEG score recompute
- 2026-07-03 12:46 UTCEG score recompute
- 2026-07-02 23:44 UTCEG score recompute▼ 0.60
- 2026-07-02 20:05 UTCNVD updateCVSS v3 → 8.8 · severity → HIGH
- 2026-07-02 19:34 UTCEG score recompute
- 2026-07-02 15:23 UTCEG score recompute
- 2026-07-02 11:13 UTCEG score recompute
- 2026-07-02 07:02 UTCEG score recompute
- 2026-07-02 02:50 UTCEG score recompute
- 2026-07-01 22:40 UTCEG score recompute
- 2026-07-01 18:29 UTCEG score recompute
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-07-01 14:19 UTCEG score recompute
- 2026-07-01 10:08 UTCEG score recompute
Show 12 moreShow fewer
- 2026-07-01 05:57 UTCEG score recompute
- 2026-07-01 01:47 UTCEG score recompute
- 2026-06-30 23:22 UTCEPSS rescore
- 2026-06-30 21:36 UTCEG score recompute
- 2026-06-30 17:24 UTCEG score recompute
- 2026-06-30 13:13 UTCEG score recompute
- 2026-06-30 09:01 UTCEG score recompute
- 2026-06-30 04:51 UTCEG score recompute
- 2026-06-30 00:34 UTCEG score recompute
- 2026-06-29 20:24 UTCEG score recompute
- 2026-06-29 16:14 UTCEG score recompute
- 2026-06-29 16:13 UTCMITRE cvelistV5first tracked
Frequently asked(5)
What is CVE-2026-41052?
When was CVE-2026-41052 disclosed?
Is CVE-2026-41052 actively exploited?
What is the CVSS score of CVE-2026-41052?
How do I remediate CVE-2026-41052?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-41052
Is Your Infrastructure Affected by CVE-2026-41052?
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