How severe is CVE-2020-7689?

CVE-2020-7689 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-7689 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7689?

CVE-2020-7689 affects Node.bcrypt.js Project Node.bcrypt.js. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7689?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-7689 published?

CVE-2020-7689 was published on 2020-07-01 and last updated on 2026-06-17.

CVE-2020-7689

CVE-2020-7689 is a medium-severity vulnerability in Node.bcrypt.js Project Node.bcrypt.js with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Node.bcrypt.js Project Node.bcrypt.js
Published: 2020-07-01
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2020-7689?: Data is truncated wrong when its length is greater than 255 bytes.
How severe is CVE-2020-7689?: CVE-2020-7689 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-7689 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7689?: CVE-2020-7689 affects Node.bcrypt.js Project Node.bcrypt.js. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7689?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7689 published?: CVE-2020-7689 was published on 2020-07-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:node.bcrypt.js_project:node.bcrypt.js:*:*:*:*:*:node.js:*:*

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