WordPress plugin · wp-simple-firewall
Is Shield Security safe?
Safe on 22.3.4 or newer.
The current version, 22.3.4, is past every affected range on record (11 of 11 records list one). Keep it updated and you’re clear of them.
- Flaws on record
- 11
- High or critical
- 3
- Exploited
- none
- Current version
- 22.3.4
- Last updated
- Oct 27, 2026
- Active installs
- 30,000+
Every recorded flaw
- Feb 19, 2026Shield Security: Cross-Site Request ForgeryCVE-2026-0722 · affects up to 21.0.8 · reported by WordfenceMedium 6.5
- Feb 19, 2026Shield Security: Reflected Cross-Site ScriptingCVE-2026-0561 · affects up to 21.0.8 · reported by WordfenceMedium 6.1
- Feb 19, 2026Shield Security: Blocks Bots, Protects Users, and Prevents Security Breaches: Unauthorized modification of dataCVE-2025-14427 · affects up to 21.0.9 · reported by WordfenceMedium 4.3
- Jan 16, 2026Shield: Blocks Bots, Protects Users, and Prevents Security Breaches: Insecure Direct Object ReferenceCVE-2025-15370 · affects up to 21.0.9 · reported by WordfenceMedium 4.3
- Aug 26, 2024Shield Security: Does not sanitise and escape a parameter before outputting it back in the pageCVE-2024-7313 · fixed in 20.0.6 · reported by WPScan1.6% oddsMedium 6.1
- Jun 2, 2024Shield Security – Smart Bot Blocking & Intrusion Prevention Security: Cross-Site Request ForgeryCVE-2024-4344 · affects up to 19.1.13 · reported by WordfenceMedium 4.3
- Feb 5, 2024Shield Security – Smart Bot Blocking & Intrusion Prevention Security: Local File InclusionCVE-2023-6989 · affects up to 18.5.9 · reported by Wordfence57% oddsCritical 9.8
- Jan 31, 2024Shield Security – Smart Bot Blocking & Intrusion Prevention Security: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVE-2024-22163 · affects up to 18.5.7 · reported by PatchstackHigh 7.1
- Jun 9, 2023Shield Security: Missing Authorization on the 'theme-plugin-file' AJAX actionCVE-2023-0993 · affects up to 17.0.17 · reported by WordfenceMedium 4.3
- Jun 9, 2023Shield Security: Stored Cross-Site ScriptingCVE-2023-0992 · affects up to 17.0.17 · reported by Wordfence93% oddsHigh 7.2
- Feb 21, 2022Shield Security: Does not sanitise and escape admin notesCVE-2022-0211 · fixed in 13.0.6 · reported by WPScanMedium 4.8
Records come from the National Vulnerability Database, published by the researchers who found each flaw (Wordfence, Patchstack, WPScan and others); exploited status from CISA; exploit odds from FIRST’s EPSS; current version, installs and closures from wordpress.org, checked daily. Want every plugin on your site checked at once? Run the free website check.
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