Integer overflow in Esri Lerc
CVE-2026-10758
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.
Vulnerability class: Integer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Esri Lerc — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-10758?
- CVE-2026-10758 is a high-severity vulnerability in Esri Lerc, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2026-09-25.
- How severe is CVE-2026-10758?
- High severity. CVSS v3 base score is 7.5 out of 10.