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CVE-2023-50475

28
FAUCET Score

CVE-2023-50475 describes a critical information disclosure vulnerability in bcoin-org's bcoin version 2.2.0, stemming from weak hashing algorithms within the faye-websocket.js component. This flaw allows remote attackers to obtain sensitive information without authentication, earning a CVSS score of 9.1 (Critical). While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, with 10 mentions across various platforms.

Impacted Technologies

VendorProductVersion(s)CPE
2.2.0CPE matchmatch criteria
cpe:2.3:a:bcoin:bcoin:2.2.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 21st percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

npmGHSA-jj93-39pf-7mcfcritical

bsock uses weak hashing algorithms

Dec 21, 2023

References

github.com / bcoin-org/bcoin/issues/1174
Exploit
github.com / tianjk99/Cryptographic-Misuses/blob/main/CVE-2023-50475.md
Third Party Advisory