CVE-2024-2908: The Call Now Button WordPress plugin before 1.4.7 does not sanitise and escape some of its settings, which co

Q: How do I fix CVE-2024-2908?

call now button: upgrade to 1.4.7. Exact commands for each OS are on this page.

Q: Is CVE-2024-2908 being exploited?

CVE-2024-2908 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-2908 affect?

CVE-2024-2908 affects call now button. Severity is medium (CVSS 4.3). The Call Now Button WordPress plugin before 1.4.7 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capabili

Q: How urgent is CVE-2024-2908?

Priority 33/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2024-2908 is a medium-severity flaw (CVSS 4.3) affecting call now button. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Call Now Button WordPress plugin before 1.4.7 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-26
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: callnowbutton

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-04-26 05:15 UTCPublished CVE record published
2026-06-17 07:25 UTCUpdated Record last modified

callnowbutton call now button UPGRADE

Affected: < 1.4.7

Fixed in: 1.4.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy call-now-button || rpm -q call-now-button || call-now-button --version

2. UPGRADE to 1.4.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade call-now-button

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade call-now-button

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2024-2908?

call now button: upgrade to 1.4.7. Exact commands for each OS are on this page.

Is CVE-2024-2908 being exploited?

CVE-2024-2908 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-2024-2908 affect?

CVE-2024-2908 affects call now button. Severity is medium (CVSS 4.3). The Call Now Button WordPress plugin before 1.4.7 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capabili

How urgent is CVE-2024-2908?

Priority 33/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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