How severe is CVE-2024-8548?

CVE-2024-8548 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-8548 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-8548?

CVE-2024-8548 affects Logon Kb Support. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-8548?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-8548 have an EU (EUVD) identifier?

Yes. CVE-2024-8548 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49255.

When was CVE-2024-8548 published?

CVE-2024-8548 was published on 2024-10-01 and last updated on 2026-06-17.

CVE-2024-8548

CVE-2024-8548 is a high-severity vulnerability in Logon Kb Support with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-49255
Weakness: CWE-862
Affected product: Logon Kb Support
Published: 2024-10-01
Last modified: 2026-06-17

Description

The KB Support – WordPress Help Desk and Knowledge Base plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on several functions in the /includes/ajax-functions.php file all versions up to, and including, 1.6.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform multiple administrative actions, such as replying to arbitrary tickets, updating the status of any post, deleting any post, adding notes to tickets, flagging or unflagging tickets, and adding or removing ticket participants.

Frequently asked questions

What is CVE-2024-8548?: The KB Support – WordPress Help Desk and Knowledge Base plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on several functions in the /includes/ajax-functions.php file all versions up to, and including, 1.6.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform multiple administrative actions, such as replying to arbitrary tickets, updating the status of any post, deleting any post, adding notes to tickets, flagging or unflagging tickets, and adding or removing ticket participants.
How severe is CVE-2024-8548?: CVE-2024-8548 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-8548 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-8548?: CVE-2024-8548 affects Logon Kb Support. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-8548?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-8548 have an EU (EUVD) identifier?: Yes. CVE-2024-8548 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49255.
When was CVE-2024-8548 published?: CVE-2024-8548 was published on 2024-10-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:logon:kb_support:*:*:*:*:*:wordpress:*:*

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