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CVE-2023-4284

MEDIUMCVSS 6.1/10EPSS 0.71%

Last modified

CVE-2023-4284 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Post Timeline WordPress plugin before 2.2.6 does not sanitise and escape an invalid nonce before outputting it back in an AJAX response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

The Post Timeline WordPress plugin before 2.2.6 does not sanitise and escape an invalid nonce before outputting it back in an AJAX response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Metrics

CVSS 3.1
6.1/10

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

EPSS Probability
0.71%

48.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
AgilelogixPost Timeline< 2.2.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-4284?
The Post Timeline WordPress plugin before 2.2.6 does not sanitise and escape an invalid nonce before outputting it back in an AJAX response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
How severe is CVE-2023-4284?
CVE-2023-4284 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.
How do I fix CVE-2023-4284?
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-2023-4284?

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

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Source: NVD / NIST