What is CVE-2026-18772?

CVE-2026-18772 is a medium-severity vulnerability in Samsung Open Source Rlottie, classified under CWE-1325. CVSS score: 6.5/10. Published 2026-08-04.

How severe is CVE-2026-18772?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Samsung Open Source Rlottie

CVE-2026-18772

Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.

EPSS: 0.002 (10.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Samsung Open Source Rlottie — versions f487eff2f8086b84ae1c7faa0418abec909e874b

Weakness classification (CWE)

CWE-1325

References

PSIRT@samsung.com

Frequently asked questions

What is CVE-2026-18772?: CVE-2026-18772 is a medium-severity vulnerability in Samsung Open Source Rlottie, classified under CWE-1325. CVSS score: 6.5/10. Published 2026-08-04.
How severe is CVE-2026-18772?: Medium severity. CVSS v3 base score is 6.5 out of 10.