CVE-2023-0441

HIGHCVSS 8.1/10EPSS 0.73%

Last modified

CVE-2023-0441 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.

Metrics

CVSS 3.1
8.1/10

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

EPSS Probability
0.73%

49.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
SimplygallerySimply Gallery Blocks With Lightbox< 3.0.8

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-0441?
The Gallery Blocks with Lightbox WordPress plugin before 3.0.8 has an AJAX endpoint that can be accessed by any authenticated users, such as subscriber. The callback function allows numerous actions, the most serious one being reading and updating the WordPress options which could be used to enable registration with a default administrator user role.
How severe is CVE-2023-0441?
CVE-2023-0441 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2023-0441?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-0441?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST