CVE-2026-5086
Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks
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.
- Record
CVE-2026-5086- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-208
- Updated
- 2026-11-02
EUVDEUVD-2026-22136
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.
- Record
EUVD-2026-22136- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2xm3-5jp9-423w
Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks. For...
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.
- Record
GHSA-2xm3-5jp9-423w- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-208
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-5086- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-208
- Updated
- 2026-11-02
OSV
Crypt::SecretBuffer versions before 0.019 for Perl is suseceptible to timing attacks
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.
- Record
CVE-2026-5086- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-208
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-5086 is a high vulnerability (CVSS 7.5) in Nerdvana Crypt::secretbuffer, published April 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. No source names a fixed version.
References
metacpan.org/release/NERDVANA/Crypt-SecretBuffer-0.019/source/Changes
openwall.com/lists/oss-security/2026/04/13/12
nvd.nist.gov/vuln/detail/CVE-2026-5086
github.com/advisories/GHSA-2xm3-5jp9-423w
cpan.org/modules