PT-2025-39946 · WordPress · Planetcalc

Dj + 1 · Published 2025-09-30 · Updated 2025-09-30 · CVE-2025-8777

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions planetcalc plugin for WordPress versions up to and including 2.2

Description The planetcalc plugin for WordPress is susceptible to Stored Cross-Site Scripting through the language parameter. Insufficient input sanitization and output escaping allow authenticated attackers with Contributor-level access or higher to inject arbitrary web scripts into pages. These scripts execute when a user accesses an injected page.

Recommendations Update the planetcalc plugin to a version newer than 2.2.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-8777

Affected Products

Planetcalc

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-8777 · Security Note
• https://plugins.svn.wordpress.org/planetcalc/tags/2.2/planetcalc.php · Note
• https://t.me/CVEtracker/33714 · Telegram Post
• https://wordpress.org/plugins/planetcalc/#developers · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/fa8aac87-f9bd-4426-85da-e434805c66ec?source=cve · Note
• https://twitter.com/CVEnew/status/1972878667651940863 · Twitter Post