CVE-2026-84253
Critical · CVSS 9.8Published 2026-10-11
CVSS
9.8
Critical
EPSS
0.1%
exploit probability
Active Exploit
No
not yet listed
What is CVE-2026-84253?
The click5 CRM add-on to Gravity Forms WordPress plugin through 1.0.3 does not have authorisation and CSRF checks when updating options via a REST endpoint, and does not ensure that the option to be updated belongs to the click5 CRM add-on to Gravity Forms WordPress plugin through 1.0.3. As a result, unauthenticated attackers could change arbitrary blog options, allowing them to create a new administrator account and take over the site.
CVSS Score Explained
CVSS 9.8 is Critical — the highest severity tier. Attackers can likely exploit this remotely with no authentication and cause full system compromise. Patch immediately.
EPSS Exploitation Probability
EPSS 0.1% — low probability of active exploitation. Can be handled in normal patch cycles.
References & Patches
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