CVE-2025-26951

WordPress C9 Blocks plugin <= 1.7.7 - Cross Site Scripting (XSS) vulnerability

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in covertnine C9 Blocks allows DOM-Based XSS. This issue affects C9 Blocks: from n/a through 1.7.7.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: covertnine C9 Blocks
Published at:
Updated at:

References

Link Tags
https://patchstack.com/database/wordpress/plugin/c9-blocks/vulnerability/wordpress-c9-blocks-plugin-1-7-7-cross-site-scripting-xss-vulnerability?_s_id=cve vdb entry

Frequently Asked Questions

What is the severity of CVE-2025-26951?
CVE-2025-26951 has been scored as a medium severity vulnerability.
How to fix CVE-2025-26951?
To fix CVE-2025-26951, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-26951 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-26951 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-26951?
CVE-2025-26951 affects covertnine C9 Blocks.
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