CVE-2026-10758: Esri Lerc

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Esri LERC is an open-source image or raster format which supports rapid encoding and decoding for any pixel type. A Heap based Out-of-Bounds Write via Integer Overflow in LERC versions 4.1.0 and earlier may allow a remote, unauthenticated attacker who can pass specifically crafted attacker controlled imagery to an application that uses LERC to crash the application, leading to a denial of service.

Affected products

• Esri Lerc: version 0 only

Published 2026-09-25. Last modified 2026-09-30.