CVE-2012-2724: The Simplenews module 6.x-1.x before 6.x-1.4, 6.x-2.x before 6.x-2.0-alpha4, and 7.x-1.x before 7.x-1.0-rc1 fo

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MEDIUM 5.3REMOTEDOWNGRADE

CVE-2012-2724 is a medium-severity flaw (CVSS 5.3) affecting simplenews. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Simplenews module 6.x-1.x before 6.x-1.4, 6.x-2.x before 6.x-2.0-alpha4, and 7.x-1.x before 7.x-1.0-rc1 for Drupal reveals the email addresses of new mailing list subscribers when confirmation is required, which allows remote attackers to obtain sensitive information via the confirmation page.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.5% (top 16%)
CISA exploited list	No
Weakness	CWE-200
Published	2020-01-09
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: md-systems

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

md-systems simplenews DOWNGRADE

Affected: 6.x-1.0 · 6.x-1.0 beta1 · 6.x-1.0 beta2 · 6.x-1.0 beta3 · 6.x-1.0 beta4 · 6.x-1.0 beta5 · 6.x-1.0 rc1 · 6.x-1.0 rc2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.x-1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.x-1.0 (Debian / Ubuntu)

apt-cache madison simplenews sudo apt install simplenews=<VERSION_BEFORE_6.x-1.0> sudo apt-mark hold simplenews

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

dnf --showduplicates list simplenews sudo dnf downgrade simplenews-<VERSION_BEFORE_6.x-1.0> sudo dnf versionlock add simplenews

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-2012-2724?

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

Is CVE-2012-2724 being exploited?

CVE-2012-2724 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-2012-2724 affect?

CVE-2012-2724 affects simplenews. Severity is medium (CVSS 5.3). The Simplenews module 6.x-1.x before 6.x-1.4, 6.x-2.x before 6.x-2.0-alpha4, and 7.x-1.x before 7.x-1.0-rc1 for Drupal reveals the email addresses of new mailing list subscribers when confirmation is required, which allows remote attackers

How urgent is CVE-2012-2724?

Priority 45/100. Remotely exploitable, no login, no user action

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2013-4447 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the API in the Simplenews module 6.x-1.x before 6.x-1.5 and 7.x-1.
CVE-2008-5996 LOW 3.5 UPGRADE Cross-site scripting (XSS) vulnerability in the Simplenews module 5.x before 5.x-1.5 and 6.x before 6.x-1.0-be

References

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