CVE-2026-19453 — HIGH (7.1)

Vulnerability Description

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.

CVSS Score

7.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-269

References

https://wpscan.com/vulnerability/82792fbb-36b3-4a90-a7a3-ddb2573e62f2/

FAQ

What is CVE-2026-19453?

CVE-2026-19453 is a vulnerability with a CVSS score of 7.1 (HIGH). 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...

How severe is CVE-2026-19453?

CVE-2026-19453 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-19453?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.