TI-2026-21825 Aliases CVE-2026-27411 GHSA-28m7-2rmv-hwqr

WordPress SiteGuard WP plugin plugin <= 1.7.9 - Captcha Bypass vulnerability

LOW 30CWE-804Published 2026-03-05 · Updated 2026-04-29

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: High
Impact type: —
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Guessable CAPTCHA vulnerability in jp-secure SiteGuard WP Plugin siteguard allows Functionality Bypass.This issue affects SiteGuard WP Plugin: from n/a through <= 1.7.9.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00218 12th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
jp-secure	SiteGuard WP Plugin	up to 1.7.9	—	No fix listed	CNA

SiteGuard WP Plugin Vendorjp-secure Affected up to 1.7.9 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-27411
2026-10-03 Alias added: GHSA-28m7-2rmv-hwqr

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/siteguard/vulnerability/wordpress-siteguard-wp-plugin-plugin-1-7-9-captcha-bypass-vulnerability?_s_id=cve

TI-2026-44354 WordPress SiteGuard WP Plugin plugin <= 1.8.6 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences