CVE-2021-3124

5.4 mediumEPSS 0.9%

Medium (5.4) in newtarget custom global variables. EPSS 0.9% chance of exploitation in the next 30 days.

Stored cross-site scripting (XSS) in form field in robust.systems product Custom Global Variables v 1.0.5 allows a remote attacker to inject arbitrary code via the vars[0][name] field.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-02-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

newtarget:custom_global_variables

References

https://db.threatpress.com/vulnerability/custom-global-variables/wordpress-custom-global-variables-plugin-1-0-5-stored-cross-site-scripting-xss-vulnerability
https://www.exploit-db.com/exploits/49406
https://db.threatpress.com/vulnerability/custom-global-variables/wordpress-custom-global-variables-plugin-1-0-5-stored-cross-site-scripting-xss-vulnerability
https://www.exploit-db.com/exploits/49406

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