Stored cross-site scripting in Cision Block plugin for WordPress

1) Stored cross-site scripting

EUVDB-ID: #VU111583

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-3782

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the "id" parameter. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cision Block: 4.0.0 - 4.3.0

CPE2.3

• cpe:2.3:a:cyclonecode:cision-block:4.0.0:*:*:*:*:wordpress:*:*
• cpe:2.3:a:cyclonecode:cision-block:4.0.1:*:*:*:*:wordpress:*:*
• cpe:2.3:a:cyclonecode:cision-block:4.0.2:*:*:*:*:wordpress:*:*

External links

https://plugins.trac.wordpress.org/browser/cision-block/tags/4.3.0/src/Frontend/templates/cision-block.php#L51
https://plugins.trac.wordpress.org/changeset/3288041/
https://wordpress.org/plugins/cision-block/#developers
https://www.wordfence.com/threat-intel/vulnerabilities/id/c5b8268a-f3a3-4576-b235-962de37cc388?source=cve

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.