CVE-2026-66381
Low
No strong exploitation signal.
CVSS base
5.3
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS — probability of exploitation (30 days)
0.3%
22.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-22
Published 2026-08-12 · modified 2026-09-02
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | N | None |
| Availability | N | None |
Timeline
- 2026-08-12 — Published (NVD)
- 2026-09-02 — Last modified (NVD)
Description
A repository reader with cache-deploy permission may access content outside a configured upstream path under specific conditions.