CVE-2021-31863

mediumpriority · track · 31EPSS 0.017 · 78 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.74% (78th) EPSS

CVSS 5 · medium

Is it mine?

17 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

Insufficient input validation in the Git repository integration of Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows Redmine users to read arbitrary local files accessible by the application server process.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (17)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Jean-Philippe Lang Redmine≤ 4.0.9fstec_bduRU
Jean-Philippe Lang Redmine4.1.0 → 4.1.3fstec_bduRU
Jean-Philippe Lang Redmine4.2.0 → 4.2.1fstec_bduRU
АО «Концерн ВНИИНС» ОС ОН «Стрелец»≤ 16.01.2023fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.6 «Смоленск»fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition для «Эльбрус»≤ 8.1 «Ленинград»fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 9fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 10fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 8fstec_bduRU
debian debian linux= 9.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
redmine redmine< 4.0.9nvdUScpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*
redmine redmine4.1.0 → 4.1.3nvdUScpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*
redmine redmine4.2.0 → 4.2.1nvdUScpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*
Bitnami redmine< 4.0.9osvUSpkg:bitnami/redmine
Bitnami redmine4.1.0 → 4.1.3osvUSpkg:bitnami/redmine
Bitnami redmine4.2.0 → 4.2.1osvUSpkg:bitnami/redmine

advisories (1)

Vendor and ecosystem advisories describing this.

BIT-redmine-2021-318632024-03-06vendor · osvUS
Insufficient input validation in the Git repository integration of Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows Redmine users to read arbitrary local files accessible by the application server process.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2021-04-28modified 2026-06-17

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+25197 more

references (12)

External citations — patches, advisories, analysis.

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