CVE-2021-40143

mediumpriority · track · 34EPSS 0.023 · 83 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.32% (83rd) EPSS

CVSS 6.4 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

Sonatype Nexus Repository 3.x through 3.33.1-01 is vulnerable to an HTTP header injection. By sending a crafted HTTP request, a remote attacker may disclose sensitive information or request external resources from a vulnerable instance.

cvss

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

8.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–8.2

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 4.9

v3.18.2highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 4.2

v3.18.2highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:Nsecondary · OSV

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-74USprimaryCWE-74US

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
sonatype nexus repository manager3.0.0 → 3.34.1-01nvdUScpe:2.3:a:sonatype:nexus_repository_manager:*:*:*:*:*:*:*:*
sonatype nexus repository manager 33.0.0 → 3.34.0nvdUScpe:2.3:a:sonatype:nexus_repository_manager_3:*:*:*:*:*:*:*:*
Maven org.sonatype.nexus:nexus-repository3.0.0 → 3.34.0-01osvUSpkg:maven/org.sonatype.nexus/nexus-repository

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-f34x-8pf6-qc9cHTTP header injection in Sonatype Nexus Repository2021-09-08ghsa · osvUS
Sonatype Nexus Repository 3.x through 3.33.1-01 is vulnerable to an HTTP header injection. By sending a crafted HTTP request, a remote attacker may disclose sensitive information or request external resources from a vulnerable instance.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2021-09-07modified 2026-06-17

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+5979 more

references (9)

External citations — patches, advisories, analysis.

scry

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