Insight API transaction broadcast endpoint can result in Full Path Disclosure

published 2018-02-09 8y ago modified 2026-06-17 4mo ago also GHSA-8p2p-p8mg-x3cw , EUVD-2018-0177

cvss: 5.3; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits: 0; none known

Bitpay/insight-api Insight-api version 5.0.0 and earlier contains a CWE-20: input validation vulnerability in transaction broadcast endpoint that can result in Full Path Disclosure. This attack appear to be exploitable via Web request.

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Exploit prediction

1.16% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/bitpay/insight-api/issues/542 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	5.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub	3.0	5.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
npm	insight-api	<=5.0.0	no fix listed

Classification

Weakness

CWE-20 Improper Input Validation

References

github.com /bitpay/insight-api/issues/542
web, exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2018-1000023
advisory
github.com /advisories/GHSA-8p2p-p8mg-x3cw
advisory
github.com /bitpay/insight-api
package

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.