c-lightning before 0.7.1 allows attackers to trigger loss of funds because of Incorrect Access Control.

published 2020-01-31 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4573

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.8%; EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits: 0; none known

c-lightning before 0.7.1 allows attackers to trigger loss of funds because of Incorrect Access Control. NOTE: README.md states "It can be used for testing, but it should not be used for real funds."

Patch / fix

fixed in 1 links 1

elementsproject c-lightning 0.7.1

github.com/ElementsProject/lightning/commits/master advisory

Exploit prediction

1.77% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

lists.linuxfoundation.org https://lists.linuxfoundation.org/pipermail/lightning-dev/2019-September/002174.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:P/A:N

References

github.com /ElementsProject/lightning/commits/master
patch, third-party-advisory
lists.linuxfoundation.org /pipermail/lightning-dev/2019-September/002174.html
exploit, mailing-list, third-party-advisory

Sources

CVE List CVE-2019-12998
NVD CVE-2019-12998

Fencer Vulns 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.

Summary