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CVE-2020-7689

19
FAUCET Score

CVE-2020-7689 describes a vulnerability in the node.bcrypt.js project where data exceeding 255 bytes is incorrectly truncated. This flaw carries a CVSS score of 7.5 (HIGH), indicating a network-exploitable vulnerability with low attack complexity that could lead to high integrity impacts without user interaction. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.0.0CPE matchmatch criteria
cpe:2.3:a:node.bcrypt.js_project:node.bcrypt.js:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

5.9MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.78%
Probability of exploitation in next 30 days
EPSS Percentile
52.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0078 is in the 28th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: bcryptFixed in: 5.0.0

Vendor Advisories (1)

npmGHSA-5wg4-74h6-q47vmedium

Integer Overflow or Wraparound and Use of a Broken or Risky Cryptographic Algorithm in bcrypt

Aug 20, 2020

References

github.com / kelektiv/node.bcrypt.js/issues/776
Third Party Advisory
github.com / kelektiv/node.bcrypt.js/pull/806
PatchThird Party Advisory
github.com / kelektiv/node.bcrypt.js/pull/807
PatchThird Party Advisory
snyk.io / vuln/SNYK-JS-BCRYPT-572911
Third Party Advisory