CVE-2025-10858

highpriority · track · 0EPSS 0.006 · 47 %ileDEEUNLUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.58% (47th) EPSS

CVSS 7.5 · high

Is it mine?

18 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · cert_bund · ncsc_nl

EPSS · scored 2026-10-27

An issue was discovered in GitLab CE/EE affecting all versions before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1 that allows unauthenticated users to cause a Denial of Service (DoS) condition while uploading specifically crafted large JSON files.

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 · 6.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · cve@gitlab.comexploitability 3.9 · impact 3.6

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

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · NCSC-NL NL

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-770USCWE-770US

affected products (18)

Products and version ranges known to be affected.

IBM QRadar SIEMall versionscert_bundDEcpe:/a:ibm:qradar_siem:-
Open Source GitLab <18.2.7all versionscert_bundDE
Open Source GitLab <18.3.3all versionscert_bundDE
Open Source GitLab <18.4.1all versionscert_bundDE
Open Source GitLab< 18.2.7cert_bundDE
Open Source GitLab< 18.3.3cert_bundDE
Open Source GitLab< 18.4.1cert_bundDE
GitLab GitLab0 → 18.2.7enisa_euvdEU
GitLab GitLab18.3 → 18.3.3enisa_euvdEU
GitLab GitLab18.4 → 18.4.1enisa_euvdEU
GitLab Community Edition, Enterprise Edition≤ vers:unknown/*ncsc_nlNL
GitLab Enterprise Edition≤ vers:unknown/*ncsc_nlNL
gitlab gitlab< 18.2.7nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab18.3.0 → 18.3.3nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab= 18.4.0nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Bitnami gitlab< 18.2.7osvUSpkg:bitnami/gitlab
Bitnami gitlab18.3.0 → 18.3.3osvUSpkg:bitnami/gitlab
Bitnami gitlab18.4.0 → 18.4.1osvUSpkg:bitnami/gitlab

advisories (3)

Vendor and ecosystem advisories describing this.

NCSC-2025-0300Kwetsbaarheden verholpen in GitLab EE & CENL2025-09-29csaf · ncsc_nlNL
GitLab heeft kwetsbaarheden verholpen in GitLab CE/EE (Specifiek voor versies voor 18.2.7, 18.3.3, en 18.4.1).
WID-SEC-W-2025-2140GitLab: Mehrere SchwachstellenDeutsch2025-09-25csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um seine Privilegien zu erhöhen, und um Sicherheitsvorkehrungen zu umgehen.
BIT-gitlab-2025-10858Allocation of Resources Without Limits or Throttling in GitLab2025-10-01vendor · osvUS
An issue was discovered in GitLab CE/EE affecting all versions before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1 that allows unauthenticated users to cause a Denial of Service (DoS) condition while uploading specifically crafted large JSON files.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund ncsc_nl nvd osv NVD CVE.org MITRE

published 2025-09-26modified 2026-10-19

references (6)

External citations — patches, advisories, analysis.

scry

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