CVE-2021-3731

mediumpriority · track · 19EPSS 0.012 · 69 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.24% (69th) EPSS

CVSS 4.3 · medium

Is it mine?

11 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

LedgerSMB does not sufficiently guard against being wrapped by other sites, making it vulnerable to 'clickjacking'. This allows an attacker to trick a targetted user to execute unintended actions.

cvss

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

5.9

010

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

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.14.7mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:Nsecondary · ENISA EU

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:Nsecondary · security@huntr.devexploitability 1.6 · impact 4.2

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1021USprimary

affected products (11)

Products and version ranges known to be affected.

ledgersmb ledgersmb/ledgersmbunspecified → 1.8.18enisa_euvdEU
debian debian linux= 10.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 11.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.1.0 → 1.1.12nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.2.0 → 1.2.26nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.3.0 → 1.3.47nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.4.0 → 1.4.42nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.5.0 → 1.5.30nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.6.0 → 1.6.33nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.7.0 → 1.7.32nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*
ledgersmb ledgersmb1.8.0 → 1.8.17nvdUScpe:2.3:a:ledgersmb:ledgersmb:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-08-23modified 2026-06-17

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+515 more

references (14)

External citations — patches, advisories, analysis.

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