What is CVE-2026-15551?

CVE-2026-15551 is a medium-severity vulnerability in Samsung Rlottie, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2026-07-13.

How severe is CVE-2026-15551?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Integer overflow in Samsung Rlottie

CVE-2026-15551

Integer overflow or wraparound vulnerability in Samsung Open Source rlottie allows Overflow Buffers. This issue affects .

Vulnerability class: Integer Overflow

Published 2026-07-13 · last modified 2026-10-02.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.2th percentile), scored 2026-10-12.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Samsung Rlottie
Samsung Open Source Rlottie — versions bf689b72b8482c5ea674235854bd11b6d1b42588

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

github.com/Samsung/rlottie/pull/595 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-15551?: CVE-2026-15551 is a medium-severity vulnerability in Samsung Rlottie, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2026-07-13.
How severe is CVE-2026-15551?: Medium severity. CVSS v3 base score is 5.5 out of 10.