How severe is CVE-2024-43156?

CVE-2024-43156 has a CVSS 3.x base score of 7.1, rated high 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 low.

Is CVE-2024-43156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43156?

CVE-2024-43156 affects Addonmaster Post Grid Master. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-43156?

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-2024-43156 have an EU (EUVD) identifier?

Yes. CVE-2024-43156 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40083.

When was CVE-2024-43156 published?

CVE-2024-43156 was published on 2024-08-12 and last updated on 2026-06-17.

CVE-2024-43156

CVE-2024-43156 is a high-severity vulnerability in Addonmaster Post Grid Master with a CVSS 3.x base score of 7.1. 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-79.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-40083
Weakness: CWE-79
Affected product: Addonmaster Post Grid Master
Published: 2024-08-12
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in AddonMaster Post Grid Master allows Reflected XSS.This issue affects Post Grid Master: from n/a through 3.4.10.

Frequently asked questions

What is CVE-2024-43156?: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in AddonMaster Post Grid Master allows Reflected XSS.This issue affects Post Grid Master: from n/a through 3.4.10.
How severe is CVE-2024-43156?: CVE-2024-43156 has a CVSS 3.x base score of 7.1, rated high 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 low.
Is CVE-2024-43156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43156?: CVE-2024-43156 affects Addonmaster Post Grid Master. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-43156?: 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-2024-43156 have an EU (EUVD) identifier?: Yes. CVE-2024-43156 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40083.
When was CVE-2024-43156 published?: CVE-2024-43156 was published on 2024-08-12 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/ajax-filter-posts/wordpress-post-grid-master-plugin-3-4-10-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:addonmaster:post_grid_master:*:*:*:*:*:wordpress:*:*

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