CVE-2021-41593

highpriority · track · 35EPSS 0.019 · 80 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.93% (80th) EPSS

CVSS 7.5 · high

Is it mine?

10 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure.

cvss

Technical severity, 0–10. One row per scoring source.

8.6

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.18.6highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:Lprimary · NVD / NIST USexploitability 3.9 · impact 4.7

v3.17.9highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L/E:Usecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
lightning network daemon project lightning network daemon< 0.11.0nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.11.0nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.11.1nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.12.0nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.12.1nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.13.0nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.13.1nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.13.2nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*
lightning network daemon project lightning network daemon= 0.13.3nvdUScpe:2.3:a:lightning_network_daemon_project:lightning_network_daemon:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2021-10-04modified 2026-06-17

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External citations — patches, advisories, analysis.

scry

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