What’s Vulnerable › Vulnerabilities

CVE-2026-47373: Crypt::SaltedHash versions through 0.09 for Perl is susceptible to timing attacks

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-20 · updated 2026-07-23
• Weakness: CWE-208

Description

Crypt::SaltedHash versions through 0.09 for Perl is susceptible to timing attacks. These versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash.

Affected products

• RRWO Crypt::SaltedHash: through 0.09

References

• https://github.com/robrwo/perl-Crypt-SaltedHash/commit/c07bfc5c23185b0667233d0f2e1252d81f1f027a.patch
• https://metacpan.org/release/RRWO/Crypt-SaltedHash-0.10/changes
• http://www.openwall.com/lists/oss-security/2026/05/20/21

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