CVE-2026-5086 Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks
Attackers can exploit timing discrepancies in Crypt::SecretBuffer to guess stored secrets, such as passwords, by analyzing response times.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-5086?
CVE-2026-5086 is a high-severity vulnerability in NERDVANA Crypt::SecretBuffer, published on 13 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks.
For example, if Crypt::SecretBuffer was used to store and compare plaintext passwords, then discrepencies in timing could be used to guess the secret password.
Weakness: CWE-208
Which versions are affected by CVE-2026-5086?
It affects 1 product.
Products include Nerdvana Crypt\.
How do I fix CVE-2026-5086?
No fix has been published for CVE-2026-5086 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-5086 being exploited?
There is no known exploitation of CVE-2026-5086 in the wild and no public exploit code.
Sources
Also known as GHSA-2xm3-5jp9-423w.