CVE-2026-19453CWE-269privilege-escalation

CVE-2026-19453

High · published September 2, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
8.5
In the wild
Unconfirmed
What it is

The JetBackup WordPress plugin before 3.1.23.5 does not verify the role or capabilities of the account it preserves across a restore or migration before granting it administrator privileges, allowing a subscriber-level user to gain administrator access after the site owner restores or migrates the site.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00193 · 8.5th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-09-02T10:17Z
References (1)
https://wpscan.com/vulnerability/82792fbb-36b3-4a90-a7a3-ddb2573e62f2/ · [email protected]
EPSS history
Timeline
  • 03 SEP 03:28Z
    EPSS moved — → 0%
    epss
  • 02 SEP 06:00Z
    JetBackup 3.1.7.9 - 3.1.23.3 - Subscriber+ Privilege Escalation via Restore Admin User Selection
    cvelistv5