What is CVE-2025-26780?

CVE-2025-26780 is a high-severity vulnerability in Samsung Exynos_2400, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2025-07-07.

How severe is CVE-2025-26780?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2025-26780 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Samsung Exynos_2400

CVE-2025-26780

An issue was discovered in L2 in Samsung Mobile Processor and Modem Exynos 2400 and Modem 5400. The lack of a length check leads to a Denial of Service via a malformed PDCP packet.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.003 (26.1th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

SysSec-KAIST/LLFuzz

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2025-26780?: CVE-2025-26780 is a high-severity vulnerability in Samsung Exynos_2400, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2025-07-07.
How severe is CVE-2025-26780?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2025-26780 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.