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CVE-2026-4348

BetterDocs Pro <= 3.7.0 - Unauthenticated SQL Injection via Encyclopedia 'limit' Parameter

7.5 High

CVE-2026-4348 is a high vulnerability (CVSS 7.5) in Betterdocs Pro, published May 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 33rd percentile. No source names a fixed version.

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the get_current_letter_docs and docs_sort_by_letter AJAX actions in all versions up to, and including, 3.7.0. This is due to the limit POST parameter being interpolated directly into a SQL query string before being passed to $wpdb->prepare(), which only parameterizes other variables. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The Encyclopedia feature must be enabled in BetterDocs Pro settings for the vulnerability to be exploitable.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.40%Up 0.4 points since May 7, 2026
90%50%10%1%

What each source reports

CVE List Score used 7.5

BetterDocs Pro <= 3.7.0 - Unauthenticated SQL Injection via Encyclopedia 'limit' Parameter

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the get_current_letter_docs and docs_sort_by_letter AJAX actions in all versions up to, and including, 3.7.0. This is due to the limit POST parameter being interpolated directly into a SQL query string before being passed to $wpdb->prepare(), which only parameterizes other variables. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The Encyclopedia feature must be enabled in BetterDocs Pro settings for the vulnerability to be exploitable.

Record
CVE-2026-4348
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-89
Updated
2026-11-02
EUVDEUVD-2026-28319 7.5

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the get_current_letter_docs and docs_sort_by_letter AJAX actions in all versions up to, and including, 3.7.0. This is due to the limit POST parameter being interpolated directly into a SQL query string before being passed to $wpdb->prepare(), which only parameterizes other variables. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The Encyclopedia feature must be enabled in BetterDocs Pro settings for the vulnerability to be exploitable.

Record
EUVD-2026-28319
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-89cx-53rv-jcx8 7.5

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the ...

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the get_current_letter_docs and docs_sort_by_letter AJAX actions in all versions up to, and including, 3.7.0. This is due to the limit POST parameter being interpolated directly into a SQL query string before being passed to $wpdb->prepare(), which only parameterizes other variables. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The Encyclopedia feature must be enabled in BetterDocs Pro settings for the vulnerability to be exploitable.

Record
GHSA-89cx-53rv-jcx8
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-89
Updated
2026-11-02
NVD 7.5

The BetterDocs Pro plugin for WordPress is vulnerable to SQL Injection via the get_current_letter_docs and docs_sort_by_letter AJAX actions in all versions up to, and including, 3.7.0. This is due to the limit POST parameter being interpolated directly into a SQL query string before being passed to $wpdb->prepare(), which only parameterizes other variables. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The Encyclopedia feature must be enabled in BetterDocs Pro settings for the vulnerability to be exploitable.

Record
CVE-2026-4348
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-89
Updated
2026-11-02

Affected products

History

History
WhenChangedSources
2026-11-02createdCVE List, EUVD, GitHub Advisories, NVD

References

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