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Mallory
CriticalPublic exploit

Mozilla Firefox popup blocker bypass

IdentifiersCVE-2014-1511CWE-693

CVE-2014-1511 is a popup blocker bypass vulnerability affecting Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25. According to the provided description, remote attackers can bypass the browser's popup blocking protections via unspecified vectors. The available content does not identify a specific vulnerable function or code path. The issue allows attacker-controlled web content to cause popups to be opened despite the browser's intended restrictions.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation allows a remote attacker to circumvent popup blocking protections in affected Mozilla products. This can be used to present unwanted windows or dialogs to the victim, which may facilitate phishing, social engineering, user deception, or delivery of additional malicious content. Based on the provided information, there is no specific evidence here that this CVE by itself provides code execution or privilege escalation.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, reduce exposure to untrusted or attacker-controlled web content, avoid suspicious links and websites, and use layered browser hardening controls where available. Because the issue is a popup blocker bypass, user awareness and restricting browsing to trusted sites can reduce exploitation opportunities, but patching is the primary mitigation.

Remediation

Patch, then assume compromise.

Upgrade affected products to fixed versions: Firefox 28.0 or later, Firefox ESR 24.4 or later, Thunderbird 24.4 or later, and SeaMonkey 2.25 or later.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
CanonicalUbuntu Linuxapplication
DebianDebian Linuxoperating_system
MozillaFirefoxapplication
MozillaFirefox Esrapplication
MozillaSeamonkeyapplication
MozillaThunderbirdapplication
OpensuseOpensuseoperating_system
Red HatEnterprise Linux Desktopoperating_system
Red HatEnterprise Linux Eusoperating_system
Red HatEnterprise Linux Serveroperating_system
Red HatEnterprise Linux Server Ausoperating_system
Red HatEnterprise Linux Server Eusoperating_system
Red HatEnterprise Linux Server Tusoperating_system
Red HatEnterprise Linux Workstationoperating_system
SuseSuse Linux Enterprise Desktopoperating_system
SuseSuse Linux Enterprise Serveroperating_system
SuseSuse Linux Enterprise Software Development Kitapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

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Threat actor evidence1

Every observed campaign linking this CVE to a named adversary.

Associated malware2

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity

Community discussion across Reddit, Mastodon, and other social sources.