CVE-2026-102776: Joomla Extension - svenbluege.de - Cross-site request forgery of list tasks of the backend in Event Gallery ex

Q: How do I fix CVE-2026-102776?

event gallery: upgrade to 6.6.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-102776 being exploited?

CVE-2026-102776 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-2026-102776 affect?

CVE-2026-102776 affects event gallery. Severity is medium (CVSS 4.3). Joomla Extension - svenbluege.de - Cross-site request forgery of list tasks of the backend in Event Gallery extension < 6.6.0 - Eight tasks which the buttons of the back-end lists call did not check the form token: setting the default payme

Q: How urgent is CVE-2026-102776?

Priority 15/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2026-102776 is a medium-severity flaw (CVSS 4.3) 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 - Cross-site request forgery of list tasks of the backend in Event Gallery extension < 6.6.0 - Eight tasks which the buttons of the back-end lists call did not check the form token: setting the default payment method, shipping method, image type set, order status and watermark; putting an event into the shop or taking it out; choosing the main image of an event and whether an image is shown only as the main image;

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-352
Published	2026-10-05
Last modified	2026-10-14

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

Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-05 16:17 UTCPublished CVE record published
2026-10-14 18:48 UTCUpdated Record last modified

svenbluege event gallery UPGRADE

Affected: < 6.6.0

Fixed in: 6.6.0

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 6.6.0 (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-2026-102776?

event gallery: upgrade to 6.6.0. Exact commands for each OS are on this page.

Is CVE-2026-102776 being exploited?

CVE-2026-102776 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-2026-102776 affect?

CVE-2026-102776 affects event gallery. Severity is medium (CVSS 4.3). Joomla Extension - svenbluege.de - Cross-site request forgery of list tasks of the backend in Event Gallery extension < 6.6.0 - Eight tasks which the buttons of the back-end lists call did not check the form token: setting the default payme

How urgent is CVE-2026-102776?

Priority 15/100. No elevated risk signals yet.

Software pages

Joomla vulnerabilities

Related CVEs

CVE-2026-102778 MEDIUM 6.1 UPGRADE Joomla Extension - svenbluege.de - Cross-site scripting and open redirect on the share mini page in Event Gall
CVE-2026-102777 MEDIUM 6.5 UPGRADE Joomla Extension - svenbluege.de - Server-side request forgery in the Google Photos picker in Event Gallery ex

References

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