CVE-2012-5837: n/a vulnerability

CVE-2012-5837: The Web Developer Toolbar in Mozilla Firefox before 17.0 executes script with chrome privileges, which allo...

The Web Developer Toolbar in Mozilla Firefox before 17.0 executes script with chrome privileges, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 21:21 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old Firefox vulnerability in the built-in Web Developer Toolbar before Firefox 17.0. A remote attacker could trick a user into interacting with crafted content that caused script execution with elevated Firefox chrome privileges. Current business urgency is mainly for unmanaged, legacy, kiosk, or embedded systems still running pre-17.0 Firefox. Exposure is likely limited to systems running Firefox before 17.0, especially legacy Linux desktops, old images, kiosks, or unmanaged endpoints. Modern supported Firefox versions should not be assumed affected from these sources. Treat this as a legacy exposure cleanup item unless pre-17.0 Firefox is still present. If legacy Firefox exists in production, prioritize removal or upgrade because browser privilege issues can undermine endpoint trust after user interaction. Mitigation focus: Upgrade Firefox to 17.0 or later, preferably a currently supported release.; Apply relevant Ubuntu or SUSE security updates where Firefox came from OS packages.; Retire or isolate endpoints that cannot run supported browser versions..

Prepared: Jun 24, 2026, 12:04 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Nov 21, 2012, 11:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.mozilla.org/show_bug.cgi?id=800363CVE reference · x_refsource_CONFIRM
oval:org.mitre.oval:def:16542CVE reference · vdb-entry, signature
firefox-developer-tool-priv-esc(80180)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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