Cloudinary: Notice regarding recently-reported Ruby regular expression vulnerabilities (CVE-2026-89078, CVE-2026-93577, CVE-2026-97229, CVE-2026-110264)
Timeline of updates
- resolved
On October 23, 2026, the Ruby project released security fixes for vulnerabilities in its regular expression engine (CVE-2026-89078, CVE-2026-93577, CVE-2026-97229, CVE-2026-110264).
Cloudinary upgraded its core platform, including its upload, transformation, and delivery APIs and Console, to the patched Ruby version on the same day. Our review found no evidence of exploitation and no impact on customers or customer data. No action is required on your part for the Cloudinary platform.
Customers who use Ruby in their own applications, including with the Cloudinary Ruby SDK, should update Ruby in their environments to a patched release (3.3.13, 3.4.12, 4.0.9 or later).
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert.
How the archive is checked, and what it cannot prove.
Rewindex captured this after the last checkpoint; the next run () commits it.
Impact, status and times are the vendor’s own, as last archived. View on status.cloudinary.com (opens in new tab).