CVE-2026-45368
high
CVSS v3
—
CVSS v4 NEW
—
VIR risk
8.0
Description
Kirby CMS vulnerable to cross-site scripting (XSS) from links in KirbyTags and image blocks in the site frontend
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | getkirby/cms | >=5.0.0,<=5.4.0|<=4.9.0 | |
| Packagist | getkirby/cms | <4.9.1 | 4.9.1 |
| Packagist | getkirby/cms | >=5.0.0,<5.4.1 | 5.4.1 |
| COMPOSER | getkirby/cms | >= 5.0.0, <= 5.4.0 | 5.4.1 |
| COMPOSER | getkirby/cms | <= 4.9.0 | 4.9.1 |
References
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.