What is CVE-2025-15638?

CVE-2025-15638 is a critical-severity vulnerability in Atrodo Net\, classified under CWE-1395. CVSS score: 10.0/10. Published 2026-04-21.

How severe is CVE-2025-15638?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Vulnerability in Atrodo Net\

CVE-2025-15638

Net::Dropbear versions before 0.14 for Perl contains a vulnerable version of libtomcrypt. Net::Dropbear versions before 0.14 includes versions of Dropbear 2019.78 or earlier. These include versions of libtomcrypt v1.18.1 or earlier, which is affected by CVE-2016-6129 and CVE-2018-12437.

Published 2026-04-21 · last modified 2026-10-07.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.0th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-1395

References

9b29abf9-4ab0-4765-b253-1875cd9b441e (vendor-advisory, Third Party Advisory)
9b29abf9-4ab0-4765-b253-1875cd9b441e (vendor-advisory, Third Party Advisory)
9b29abf9-4ab0-4765-b253-1875cd9b441e (release-notes, Release Notes)

Frequently asked questions

What is CVE-2025-15638?: CVE-2025-15638 is a critical-severity vulnerability in Atrodo Net\, classified under CWE-1395. CVSS score: 10.0/10. Published 2026-04-21.
How severe is CVE-2025-15638?: Critical severity. CVSS v3 base score is 10.0 out of 10.