CVE-2012-2714: The BrowserID (Mozilla Persona) module 7.x-1.x before 7.x-1.3 for Drupal allows remote attackers to hijack the

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2012-2714 is a critical-severity flaw (CVSS 9.8) affecting browserid. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The BrowserID (Mozilla Persona) module 7.x-1.x before 7.x-1.3 for Drupal allows remote attackers to hijack the authentication of arbitrary users via the audience identifier.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.3% (top 12%)
CISA exploited list	No
Weakness	CWE-287
Published	2020-01-09
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: browserid project

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-01-09 20:15 UTCPublished CVE record published
2026-06-16 23:41 UTCUpdated Record last modified

browserid project browserid DOWNGRADE

Affected: 7.x-1.0 · 7.x-1.1 · 7.x-1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.x-1.0

1. Check installed version

apt-cache policy browserid || rpm -q browserid || browserid --version

2. No fixed release: DOWNGRADE to a release before 7.x-1.0 (Debian / Ubuntu)

apt-cache madison browserid sudo apt install browserid=<VERSION_BEFORE_7.x-1.0> sudo apt-mark hold browserid

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list browserid sudo dnf downgrade browserid-<VERSION_BEFORE_7.x-1.0> sudo dnf versionlock add browserid

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2012-2714?

browserid: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2012-2714 being exploited?

CVE-2012-2714 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2012-2714 affect?

CVE-2012-2714 affects browserid. Severity is critical (CVSS 9.8). The BrowserID (Mozilla Persona) module 7.x-1.x before 7.x-1.3 for Drupal allows remote attackers to hijack the authentication of arbitrary users via the audience identifier.

How urgent is CVE-2012-2714?

Priority 61/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Drupal vulnerabilities

References

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