Vulnerability Details : CVE-2023-5706
The VK Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'vk-blocks/ancestor-page-list' block in all versions up to, and including, 1.63.0.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2023-5706
- cpe:2.3:a:vektor-inc:vk_blocks:*:*:*:*:-:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-5706
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-5706
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST | |
6.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N |
3.1
|
2.7
|
Wordfence |
CWE ids for CVE-2023-5706
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-5706
-
https://plugins.trac.wordpress.org/browser/vk-blocks/tags/1.63.0.1/inc/vk-blocks/build/blocks/ancestor-page-list/index.php#L57
429 Too Many RequestsPatch
-
https://plugins.trac.wordpress.org/browser/vk-blocks/tags/1.63.0.1/inc/vk-blocks/build/blocks/ancestor-page-list/index.php#L50
index.php in vk-blocks/tags/1.63.0.1/inc/vk-blocks/build/blocks/ancestor-page-list – WordPress Plugin RepositoryPatch
-
https://plugins.trac.wordpress.org/changeset/2983202/vk-blocks/trunk/inc/vk-blocks/build/blocks/ancestor-page-list/index.php
429 Too Many RequestsPatch
-
https://plugins.trac.wordpress.org/browser/vk-blocks/tags/1.63.0.1/inc/vk-blocks/build/blocks/ancestor-page-list/index.php#L54
429 Too Many RequestsPatch
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/05dd7c96-7880-44a8-a06f-037bc627fd8d?source=cve
VK Blocks <= 1.63.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via BlockThird Party Advisory
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