CVE-2021-24407: The Jannah WordPress theme before 5.4.5 did not properly sanitize the 'query' POST parameter in its tie_ajax_s

Q: How do I fix CVE-2021-24407?

jannah: upgrade to 5.4.5. Exact commands for each OS are on this page.

Q: Is CVE-2021-24407 being exploited?

CVE-2021-24407 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-2021-24407 affect?

CVE-2021-24407 affects jannah. Severity is medium (CVSS 6.1). The Jannah WordPress theme before 5.4.5 did not properly sanitize the 'query' POST parameter in its tie_ajax_search AJAX action, leading to a Reflected Cross-site Scripting (XSS) vulnerability.

Q: How urgent is CVE-2021-24407?

Priority 48/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2021-24407 is a medium-severity flaw (CVSS 6.1) affecting jannah. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Jannah WordPress theme before 5.4.5 did not properly sanitize the 'query' POST parameter in its tie_ajax_search AJAX action, leading to a Reflected Cross-site Scripting (XSS) vulnerability.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.6% (top 15%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-07-06
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: tielabs

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

Am I affected?

Timeline

2021-07-06 11:15 UTCPublished CVE record published
2026-06-17 03:39 UTCUpdated Record last modified

tielabs jannah UPGRADE

Affected: < 5.4.5

Fixed in: 5.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 5.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade jannah

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade jannah

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: WordPress Jannah Theme <5.4.5 - Cross-Site Scripting

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-2021-24407?

jannah: upgrade to 5.4.5. Exact commands for each OS are on this page.

Is CVE-2021-24407 being exploited?

CVE-2021-24407 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-2021-24407 affect?

CVE-2021-24407 affects jannah. Severity is medium (CVSS 6.1). The Jannah WordPress theme before 5.4.5 did not properly sanitize the 'query' POST parameter in its tie_ajax_search AJAX action, leading to a Reflected Cross-site Scripting (XSS) vulnerability.

How urgent is CVE-2021-24407?

Priority 48/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2021-24364 MEDIUM 6.1 UPGRADE The Jannah WordPress theme before 5.4.4 did not properly sanitize the options JSON parameter in its tie_get_us

References

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