CVE-2026-56797
Medium
Elevated severity or exploit probability.
CVSS base
7.3
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.1%
0.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-367
Published 2026-08-19 · modified 2026-08-21
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-08-19 — Published (NVD)
- 2026-08-21 — Last modified (NVD)
Description
Dell Command Update (DCU), versions prior to 5.7.1, a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.