Is CVE-2026-5086 in the CISA KEV catalog?

No. CVE-2026-5086 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-5086?

CVE-2026-5086 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2026-5086?

CVE-2026-5086 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5086?

Upgrade crypt\ to 0.019 or later.

CVE & CISA-KEV Catalog

CVE-2026-5086

HIGH

7.5

CVSS v3

NVD

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.

CWE-208

How to fix

Remediation Available

crypt\NVD

Affected:< 0.019Fixed in:0.019CVE-2026-5086derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Third-Party Advisory1

openwall.com

Release Notes1

metacpan.org

Related Vulnerabilities

Other CWE-208 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-9494	Medium	5.9	3.7%	-	Fix
CVE-2019-16782	Medium	6.3	3.7%	-	Fix
CVE-2025-53940	Unscored	-	2.6%	-	-
CVE-2020-1926	Medium	5.9	2.5%	-	Fix
CVE-2021-43298	Critical	9.8	2.3%	-	Fix
CVE-2024-29995	High	8.1	1.5%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.