What’s Vulnerable › Vulnerabilities

CVE-2020-7689: Insecure Encryption

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-07-01 · updated 2026-06-17
• Weakness: CWE-190

Description

Data is truncated wrong when its length is greater than 255 bytes.

Affected products

• bcrypt: before 5.0.0 — fixed in 5.0.0

How to fix

Upgrade to a fixed version: bcrypt 5.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/kelektiv/node.bcrypt.js/issues/776
• https://github.com/kelektiv/node.bcrypt.js/pull/806
• https://github.com/kelektiv/node.bcrypt.js/pull/807
• https://snyk.io/vuln/SNYK-JS-BCRYPT-572911
• https://github.com/kelektiv/node.bcrypt.js/issues/776
• https://github.com/kelektiv/node.bcrypt.js/pull/806
• https://github.com/kelektiv/node.bcrypt.js/pull/807
• https://snyk.io/vuln/SNYK-JS-BCRYPT-572911

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