How severe is CVE-2023-4284?

CVE-2023-4284 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-4284 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4284?

CVE-2023-4284 affects Agilelogix Post Timeline. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4284?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-4284 published?

CVE-2023-4284 was published on 2023-09-04 and last updated on 2026-06-17.

CVE-2023-4284

CVE-2023-4284 is a medium-severity vulnerability in Agilelogix Post Timeline with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Agilelogix Post Timeline
Published: 2023-09-04
Last modified: 2026-06-17

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

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 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-4284 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4284?: CVE-2023-4284 affects Agilelogix Post Timeline. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4284?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4284 published?: CVE-2023-4284 was published on 2023-09-04 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/1c126869-0afa-456f-94cc-10334964e5f9

Affected products (1)

cpe:2.3:a:agilelogix:post_timeline:*:*:*:*:*:wordpress:*:*