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JetBackup for WordPress CVE-2026-19453: Improper Privilege Management

JetBackup plugin for WordPress is affected by CVE-2026-19453. 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. Affected versions: before 3.1.23.5. Fixed in 3.1.23.5. CVSS base score: 7.1.

High 7.1 CVSS

Etkilenen Sürümler

before 3.1.23.5

Yamalanmış Sürüm

3.1.23.5

Varsayılan Güncelleme Komutu

wp plugin update jetbackup

Düzeltme Komutları

All supported operating systems

wp plugin update jetbackup
# or: WordPress → Plugins → JetBackup → Update to 3.1.23.5

SharedLicense lisansı altında bunun anlamı

Your SharedLicense license itself is not affected — this is a vulnerability in JetBackup plugin for WordPress (a free WordPress plugin), not in licensing. No license action is needed; update the plugin to protect the sites running on your servers.

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.

Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-19453

Sıkça Sorulan Sorular

What is CVE-2026-19453?
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. Affected versions: before 3.1.23.5. Fixed in 3.1.23.5.
Is CVE-2026-19453 being exploited in the wild?
No confirmed public exploitation has been announced at the time of writing. With a CVSS base score of 7.1, apply the update on your next maintenance window and watch the vendor advisory for changes.
How do I fix CVE-2026-19453?
wp plugin update jetbackup. or: WordPress → Plugins → JetBackup → Update to 3.1.23.5.
Which versions are affected?
Affected: before 3.1.23.5. Update to 3.1.23.5 or later.

Referanslar

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