CVE-2026-66380
Low
No strong exploitation signal.
CVSS base
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS — probability of exploitation (30 days)
0.2%
12.7th percentile
CISA KEV
Not listed
Weakness / dates
CWE-862
Published 2026-08-12 · modified 2026-09-02
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | N | None |
| Availability | N | None |
Timeline
- 2026-08-12 — Published (NVD)
- 2026-09-02 — Last modified (NVD)
Description
An authenticated user without repository read permission may access private OCI referrer metadata under specific conditions.