CVE-2026-28697
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
Craft CMS Vulnerable to Authenticated RCE via "craft.app.fs.write()" in Twig Templates
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 | craftcms/cms | >=5.0.0-RC1,<5.9.0-beta.1 | 5.9.0-beta.1 |
| Packagist | craftcms/cms | >=4.0.0-RC1,<4.17.0-beta.1 | 4.17.0-beta.1 |
References
- https://github.com/craftcms/cms/security/advisories/GHSA-v47q-jxvr-p68x
- https://nvd.nist.gov/vuln/detail/CVE-2026-28697
- https://github.com/craftcms/cms/pull/18216
- https://github.com/craftcms/cms/pull/18219
- https://github.com/craftcms/cms/commit/9dc2a4a3ec8e9cd5e8c0d1129f36371437519197
- https://github.com/craftcms/cms
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.