CVE-2012-4921: Multiple cross-site request forgery (CSRF) vulnerabilities in the DVS Custom Notification plugin 1.0.1 and ear

Routine

MEDIUM 6.8DOWNGRADE

CVE-2012-4921 is a medium-severity flaw (CVSS 6.8) affecting dvs custom notification. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site request forgery (CSRF) vulnerabilities in the DVS Custom Notification plugin 1.0.1 and earlier for WordPress allow remote attackers to hijack the authentication of administrators for requests that (1) change application settings or (2) conduct cross-site scripting (XSS) attacks.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-352
Published	2014-04-10
Last modified	2026-06-16

Publisher (CNA): Flexera Software LLC · Vendor: dvs custom notification project

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

Am I affected?

Timeline

2014-04-10 20:29 UTCPublished CVE record published
2026-06-16 23:45 UTCUpdated Record last modified

dvs custom notification project dvs custom notification DOWNGRADE

Affected: 1.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.1

1. Check installed version

apt-cache policy dvs-custom-notification || rpm -q dvs-custom-notification || dvs-custom-notification --version

2. No fixed release: DOWNGRADE to a release before 1.0.1 (Debian / Ubuntu)

apt-cache madison dvs-custom-notification sudo apt install dvs-custom-notification=<VERSION_BEFORE_1.0.1> sudo apt-mark hold dvs-custom-notification

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

dnf --showduplicates list dvs-custom-notification sudo dnf downgrade dvs-custom-notification-<VERSION_BEFORE_1.0.1> sudo dnf versionlock add dvs-custom-notification

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-2012-4921?

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

Is CVE-2012-4921 being exploited?

CVE-2012-4921 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-2012-4921 affect?

CVE-2012-4921 affects dvs custom notification. Severity is medium (CVSS 6.8). Multiple cross-site request forgery (CSRF) vulnerabilities in the DVS Custom Notification plugin 1.0.1 and earlier for WordPress allow remote attackers to hijack the authentication of administrators for requests that (1) change application

How urgent is CVE-2012-4921?

Priority 39/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

References

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