How severe is CVE-2024-27300?

CVE-2024-27300 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-27300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27300?

CVE-2024-27300 affects Phpmyfaq. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27300?

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

Does CVE-2024-27300 have an EU (EUVD) identifier?

Yes. CVE-2024-27300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0986.

When was CVE-2024-27300 published?

CVE-2024-27300 was published on 2024-03-25 and last updated on 2026-06-17.

CVE-2024-27300

CVE-2024-27300 is a medium-severity vulnerability in Phpmyfaq with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-0986
Weakness: CWE-79
Affected product: Phpmyfaq
Published: 2024-03-25
Last modified: 2026-06-17

Description

phpMyFAQ is an open source FAQ web application for PHP 8.1+ and MySQL, PostgreSQL and other databases. The `email` field in phpMyFAQ's user control panel page is vulnerable to stored XSS attacks due to the inadequacy of PHP's `FILTER_VALIDATE_EMAIL` function, which only validates the email format, not its content. This vulnerability enables an attacker to execute arbitrary client-side JavaScript within the context of another user's phpMyFAQ session. This vulnerability is fixed in 3.2.6.

Frequently asked questions

What is CVE-2024-27300?: phpMyFAQ is an open source FAQ web application for PHP 8.1+ and MySQL, PostgreSQL and other databases. The `email` field in phpMyFAQ's user control panel page is vulnerable to stored XSS attacks due to the inadequacy of PHP's `FILTER_VALIDATE_EMAIL` function, which only validates the email format, not its content. This vulnerability enables an attacker to execute arbitrary client-side JavaScript within the context of another user's phpMyFAQ session. This vulnerability is fixed in 3.2.6.
How severe is CVE-2024-27300?: CVE-2024-27300 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-27300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27300?: CVE-2024-27300 affects Phpmyfaq. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27300?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27300 have an EU (EUVD) identifier?: Yes. CVE-2024-27300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0986.
When was CVE-2024-27300 published?: CVE-2024-27300 was published on 2024-03-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpmyfaq:phpmyfaq:3.2.5:*:*:*:*:*:*:*

More vulnerabilities in Phpmyfaq

CVE-2023-5865 — Critical (CVSS 9.8): Insufficient Session Expiration in GitHub repository thorsten/phpmyfaq prior to 3.2.2.
CVE-2023-5227 — Critical (CVSS 9.8): Unrestricted Upload of File with Dangerous Type in GitHub repository thorsten/phpmyfaq prior to 3.1.8.
CVE-2023-4006 — Critical (CVSS 9.8): Improper Neutralization of Formula Elements in a CSV File in GitHub repository thorsten/phpmyfaq prior to 3.1.16.
CVE-2023-2429 — Critical (CVSS 9.8): Improper Access Control in GitHub repository thorsten/phpmyfaq prior to 3.1.13.
CVE-2023-0311 — Critical (CVSS 9.8): Improper Authentication in GitHub repository thorsten/phpmyfaq prior to 3.1.10.
CVE-2023-0307 — Critical (CVSS 9.8): Weak Password Requirements in GitHub repository thorsten/phpmyfaq prior to 3.1.10.

All CVEs affecting Phpmyfaq →

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