CVE-2025-68455
Authenticated RCE in Craft CMS via malicious attached Behavior.
Is CVE-2025-68455 being exploited?
Not confirmed. CVE-2025-68455 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.94% probability of exploitation in the next 30 days.
How severe is CVE-2025-68455?
CVE-2025-68455 is rated High with a CVSS score of 8.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-68455?
Yes. A fix has been recorded for CVE-2025-68455. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-68455 affect?
CVE-2025-68455 affects Craft CMS (versions 5.0.0-RC1–5.8.20, 4.0.0-RC1–4.16.16). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-68455?
Update to 5.8.21 or 4.16.17 ASAP
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Admin CP access required; attacker can execute arbitrary code on server, leading to full compromise.
Patch when possible
- affected>= 5.0.0-RC1 and < 5.8.21
- affected>= 4.0.0-RC1 and < 4.16.17
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.