CVE-2026-64874: Joomla Extension - regularlabs.com - CDN Credential leakage Cache Cleaner Pro extension - CDN credentials were

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CRITICAL 9.8REMOTE

CVE-2026-64874 is a critical-severity flaw (CVSS 9.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Joomla Extension - regularlabs.com - CDN Credential leakage Cache Cleaner Pro extension - CDN credentials were exposed in administrator request URLs.

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-07-23
Last modified	2026-10-24

Publisher (CNA): Joomla! Project

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-07-23 10:16 UTCPublished CVE record published
2026-10-24 13:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · gnome-shell-extension-tiling-assistant · FIXED · 56-1.fc46 · FEDORA-2026-ebf66a5321 · source

sudo dnf upgrade --advisory=FEDORA-2026-ebf66a5321

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-2026-64874?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-64874 being exploited?

CVE-2026-64874 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-2026-64874 affect?

CVE-2026-64874 affects affected software. Severity is critical (CVSS 9.8). Joomla Extension - regularlabs.com - CDN Credential leakage Cache Cleaner Pro extension - CDN credentials were exposed in administrator request URLs.

How urgent is CVE-2026-64874?

Priority 53/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

Joomla vulnerabilities

References

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