CVE-2023-5512

mediumpriority · track · 23EPSS 0.005 · 42 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.49% (42nd) EPSS

CVSS 5.7 · medium

Is it mine?

9 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

An issue has been discovered in GitLab CE/EE affecting all versions from 16.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. File integrity may be compromised when specific HTML encoding is used for file names leading for incorrect representation in the UI.

cvss

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

5.7

010

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

v3.15.7mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:Nprimary · NVD / NIST USexploitability 2.1 · impact 3.6

v3.14.8mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:Nsecondary · ENISA EU

v3.14.8mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:Nsecondary · cve@gitlab.comexploitability 1.2 · impact 3.6

v3.15.2mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimary

affected products (9)

Products and version ranges known to be affected.

GitLab GitLab16.3 → 16.4.4enisa_euvdEU
GitLab GitLab16.5 → 16.5.4enisa_euvdEU
GitLab GitLab16.6 → 16.6.2enisa_euvdEU
gitlab gitlab16.3.0 → 16.4.4nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab16.5.0 → 16.5.4nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab16.6.0 → 16.6.2nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Bitnami gitlab16.3.0 → 16.4.4osvUSpkg:bitnami/gitlab
Bitnami gitlab16.5.0 → 16.5.4osvUSpkg:bitnami/gitlab
Bitnami gitlab16.6.0 → 16.6.2osvUSpkg:bitnami/gitlab

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-3153GitLab: Mehrere SchwachstellenDeutsch2023-12-13csaf · cert_bundDE
Ein entfernter, authentisierter oder anonymer Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um seine Privilegien zu erweitern, einen Denial of Service zu verursachen, falsche Informationen darzustellen und Sicherheitsvorkehrungen zu umgehen.
BIT-gitlab-2023-5512Improper Control of Generation of Code ('Code Injection') in GitLab2024-03-06vendor · osvUS
An issue has been discovered in GitLab CE/EE affecting all versions from 16.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. File integrity may be compromised when specific HTML encoding is used for file names leading for incorrect representation in the UI.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv cert_bund NVD CVE.org MITRE

published 2023-12-15modified 2026-06-17

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+10438 more

references (7)

External citations — patches, advisories, analysis.

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