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CVE-2018-10821

MediumPublished

Cross-site scripting (XSS) vulnerability in backend/pages/modify.php in BlackCatCMS 1.3 allows remote authenticated users with the Admin role to inject...

Published: Jun 14, 2018
Updated: Aug 5, 2024
Assigning CNA: mitre
Evidence observed: Aug 8, 2026

Primary CVSS

4.8/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS probability estimate

1.0%

Low · next 30 days

Percentile: 61.3%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Cross-site scripting (XSS) vulnerability in backend/pages/modify.php in BlackCatCMS 1.3 allows remote authenticated users with the Admin role to inject arbitrary web script or HTML via the search panel.

Sources

Cross-Site-Scripting-Reflected-XSS-Vulnerability-in-blackcatcms_v1.3PoC
BlackCat-CMS-Bundle-v1.3 Cross Site Scripting(XSS) Assigned CVE Number: CVE-2018-10821

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