CVE-2025-15638
CRITICAL
Published Apr 21, 2026
Modified Apr 22, 2026
Description
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.
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CVSS v3.1 Score
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS — Exploit Prediction
0.0002
Probability of exploitation
0.05%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
Affected Products
| Vendor | Product |
|---|---|
| atrodo | net\ |
References
Frequently Asked Questions
What is 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. It has a CVSS v3.1 base score of 10.0 (CRITICAL).
How severe is CVE-2025-15638? +
CVE-2025-15638 has a CVSS v3.1 score of 10.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2025-15638? +
CVE-2025-15638 affects products from atrodo, specifically: net\. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-15638? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
