CVE-2026-97164: Joomla Extension - svenbluege.de - Authenticated arbitrary path deletion in `clear cache` task in Event Galler

Q: How do I fix CVE-2026-97164?

event gallery: upgrade to 6.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-97164 being exploited?

CVE-2026-97164 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-2026-97164 affect?

CVE-2026-97164 affects event gallery. Severity is high (CVSS 8.1). Joomla Extension - svenbluege.de - Authenticated arbitrary path deletion in `clear cache` task in Event Gallery extension < 6.5.0 - Using the `images` parameter of the `cache.process` task, you can recursively delete any directories that th

Routine

HIGH 8.1UPGRADE

CVE-2026-97164 is a high-severity flaw (CVSS 8.1) affecting event gallery. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Joomla Extension - svenbluege.de - Authenticated arbitrary path deletion in `clear cache` task in Event Gallery extension < 6.5.0 - Using the `images` parameter of the `cache.process` task, you can recursively delete any directories that the web server is authorized to write to.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-22
Published	2026-09-27
Last modified	2026-10-27

Publisher (CNA): Joomla! Project · Vendor: svenbluege

Last updated 2026-10-27 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-27 12:17 UTCPublished CVE record published
2026-10-27 14:38 UTCUpdated Record last modified

svenbluege event gallery UPGRADE

Affected: < 6.5.0

Fixed in: 6.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy event-gallery || rpm -q event-gallery || event-gallery --version

2. UPGRADE to 6.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade event-gallery

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade event-gallery

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-2026-97164?

event gallery: upgrade to 6.5.0. Exact commands for each OS are on this page.

Is CVE-2026-97164 being exploited?

CVE-2026-97164 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-2026-97164 affect?

CVE-2026-97164 affects event gallery. Severity is high (CVSS 8.1). Joomla Extension - svenbluege.de - Authenticated arbitrary path deletion in `clear cache` task in Event Gallery extension < 6.5.0 - Using the `images` parameter of the `cache.process` task, you can recursively delete any directories that th

How urgent is CVE-2026-97164?

Priority 34/100. High severity

Software pages

Joomla vulnerabilities

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References

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