Is CVE-2024-8548 in the CISA KEV catalog?

No. CVE-2024-8548 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-8548?

CVE-2024-8548 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2024-8548?

CVE-2024-8548 has an EPSS score of 0.36% (28th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-8548?

Upgrade kb support to 1.6.7 or later.

CVE & CISA-KEV Catalog

CVE-2024-8548

HIGH

8.1

CVSS v3

NVD

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.

CWE-862Missing Authorization

How to fix

Remediation Available

kb supportNVD

Affected:< 1.6.7Fixed in:1.6.7CVE-2024-8548derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.36%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

Third-Party Advisory1

wordfence.com

Other references1

plugins.trac.wordpress.org

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-08.