CVE-2025-26993
Published: 25 February 2025
Summary
CVE-2025-26993 is a high-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 7.1 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 29.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-15 (Information Output Filtering).
Deeper analysis
CVE-2025-26993 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the Atarim Visual Collaboration WordPress plugin developed by Vito Peleg. This issue affects the Atarim plugin in all versions from n/a through 4.1.0 inclusive.
The vulnerability can be exploited by any remote attacker requiring no privileges, over the network with low attack complexity, though it demands user interaction such as clicking a malicious link. Exploitation enables script execution in the victim's browser context, achieving low impacts on confidentiality, integrity, and availability with a changed scope, as reflected in its CVSS 3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L).
Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/atarim-visual-collaboration/vulnerability/wordpress-visual-website-collaboration-atarim-plugin-4-1-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-5421
Vulnerability details
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Vito Peleg Atarim atarim-visual-collaboration allows Reflected XSS.This issue affects Atarim: from n/a through <= 4.1.0.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Reflected XSS in public-facing WordPress plugin directly enables T1190 (exploiting internet-facing app via crafted input) and T1059.007 (arbitrary JavaScript execution in victim browser context).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Filters information outputs in web pages to neutralize untrusted user input reflected as executable scripts, directly preventing reflected XSS exploitation.
Validates all user inputs to the Atarim plugin to reject or sanitize malicious payloads before they are processed and reflected in generated web pages.
Remediates the specific flaw in Atarim plugin versions through <=4.1.0 by applying patches or updates to eliminate the improper input neutralization vulnerability.