| Vuln ID | Severity | Asset | STIG | Title | Status | Doc Status | Assigned To | Actions |
|---|---|---|---|---|---|---|---|---|
| V-251572 | CAT II | MONT-WS-92040 | Mozilla Firefox Security Technical Imple... | Firefox must not recommend extensions as the user ... | - | |||
Check TextType "about:policies" in the browser address bar. If "UserMessaging" is not displayed under Policy Name or the Policy Value is not "ExtensionRecommendations" with a value of "false", this is a finding. Fix TextWindows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox\User Messaging Policy Name: Extension Recommendations Policy State: Disabled macOS "plist" file: Add the following: <key>UserMessaging</key> <dict> <key>ExtensionRecommendations</key> <false/> </dict> Linux "policies.json" file: Add the following in the policies section: "UserMessaging": { "ExtensionRecommendations": false } Finding DetailsEvaluate-STIG 1.2507.5 (Scan-MozillaFirefox_Checks) found this to be NOT A FINDING on 10/23/2025 ResultHash: 76273C4D51602AE797EC8B4A2DF97E184CB1427E ~~~~~ 'Extension Recommendations' is Disabled Path: HKLM:\SOFTWARE\Policies\Mozilla\Firefox\UserMessaging Name: ExtensionRecommendations Value: 0x00000000 (0) Type: REG_DWORD
Source: _Reviewed/MONT-WS-92040/Checklist/MONT-WS-92040_Firefox_V6R6_20251023-142444.ckl
Scan Date: 2026-01-14T12:57:25.596878
Technology Area: Windows Operating System
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| V-251572 | CAT II | MONT-WS-92010 | Mozilla Firefox Security Technical Imple... | Firefox must not recommend extensions as the user ... | - | |||
Check TextType "about:policies" in the browser address bar. If "UserMessaging" is not displayed under Policy Name or the Policy Value is not "ExtensionRecommendations" with a value of "false", this is a finding. Fix TextWindows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox\User Messaging Policy Name: Extension Recommendations Policy State: Disabled macOS "plist" file: Add the following: <key>UserMessaging</key> <dict> <key>ExtensionRecommendations</key> <false/> </dict> Linux "policies.json" file: Add the following in the policies section: "UserMessaging": { "ExtensionRecommendations": false } Finding DetailsEvaluate-STIG 1.2507.5 (Scan-MozillaFirefox_Checks) found this to be NOT A FINDING on 10/23/2025 ResultHash: 76273C4D51602AE797EC8B4A2DF97E184CB1427E ~~~~~ 'Extension Recommendations' is Disabled Path: HKLM:\SOFTWARE\Policies\Mozilla\Firefox\UserMessaging Name: ExtensionRecommendations Value: 0x00000000 (0) Type: REG_DWORD
Source: _Reviewed/MONT-WS-92010/Checklist/MONT-WS-92010_Firefox_V6R6_20251023-141154.ckl
Scan Date: 2026-01-14T12:57:27.870047
Technology Area: Windows Operating System
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| V-251572 | CAT II | MONT-SW-89108 | Mozilla Firefox Security Technical Imple... | Firefox must not recommend extensions as the user ... | - | |||
Check TextType "about:policies" in the browser address bar. If "UserMessaging" is not displayed under Policy Name or the Policy Value is not "ExtensionRecommendations" with a value of "false", this is a finding. Fix TextWindows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox\User Messaging Policy Name: Extension Recommendations Policy State: Disabled macOS "plist" file: Add the following: <key>UserMessaging</key> <dict> <key>ExtensionRecommendations</key> <false/> </dict> Linux "policies.json" file: Add the following in the policies section: "UserMessaging": { "ExtensionRecommendations": false } Finding DetailsEvaluate-STIG 1.2510.0 (Scan-MozillaFirefox_Checks) found this to be NOT A FINDING on 12/17/2025 ResultHash: 76273C4D51602AE797EC8B4A2DF97E184CB1427E ~~~~~ 'Extension Recommendations' is Disabled Path: HKLM:\SOFTWARE\Policies\Mozilla\Firefox\UserMessaging Name: ExtensionRecommendations Value: 0x00000000 (0) Type: REG_DWORD
Source: MONT-SW-89108_Firefox_V6R6_20251217-203042.ckl
Scan Date: 2026-03-04T15:25:15.868210
Technology Area: Windows Operating System
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| V-251572 | CAT II | MONT-SW-89134 | Mozilla Firefox Security Technical Imple... | Firefox must not recommend extensions as the user ... | - | |||
Check TextType "about:policies" in the browser address bar. If "UserMessaging" is not displayed under Policy Name or the Policy Value is not "ExtensionRecommendations" with a value of "false", this is a finding. Fix TextWindows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox\User Messaging Policy Name: Extension Recommendations Policy State: Disabled macOS "plist" file: Add the following: <key>UserMessaging</key> <dict> <key>ExtensionRecommendations</key> <false/> </dict> Linux "policies.json" file: Add the following in the policies section: "UserMessaging": { "ExtensionRecommendations": false } Finding DetailsEvaluate-STIG 1.2510.0 (Scan-MozillaFirefox_Checks) found this to be NOT A FINDING on 12/17/2025 ResultHash: 76273C4D51602AE797EC8B4A2DF97E184CB1427E ~~~~~ 'Extension Recommendations' is Disabled Path: HKLM:\SOFTWARE\Policies\Mozilla\Firefox\UserMessaging Name: ExtensionRecommendations Value: 0x00000000 (0) Type: REG_DWORD
Source: MONT-SW-89134_Firefox_V6R6_20251217-201244.ckl
Scan Date: 2026-03-04T15:25:41.899130
Technology Area: Windows Operating System
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