CVE-2026-1403

mediumpriority · track · 0EPSS 0.003 · 26 %ileDEUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.33% (26th) EPSS

CVSS 6.5 · medium

Is it mine?

9 products

Check your exposure

Who says so?

2 sources

cert_bund · osv

EPSS · scored 2026-10-27

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that when importing CSV files could have allowed an authenticated user to cause denial of service to Sidekiq workers due to improper validation of CSV file structure.

cvss

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

6.5

010

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

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · cve@gitlab.comexploitability 2.8 · impact 3.6

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-770USprimary

affected products (9)

Products and version ranges known to be affected.

Open Source GitLab <18.10.3all versionscert_bundDE
Open Source GitLab <18.8.9all versionscert_bundDE
Open Source GitLab <18.9.5all versionscert_bundDE
Open Source GitLab< 18.10.3cert_bundDE
Open Source GitLab< 18.8.9cert_bundDE
Open Source GitLab< 18.9.5cert_bundDE
Bitnami gitlab11.7.0 → 18.8.9osvUSpkg:bitnami/gitlab
Bitnami gitlab18.10.0 → 18.10.3osvUSpkg:bitnami/gitlab
Bitnami gitlab18.9.0 → 18.9.5osvUSpkg:bitnami/gitlab

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1010GitLab CE/EE: Mehrere SchwachstellenDeutsch2026-04-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um Informationen offenzulegen, Daten zu manipulieren, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen oder Cross-Site-Scripting-Angriffe durchzuführen.
BIT-gitlab-2026-1403Allocation of Resources Without Limits or Throttling in GitLab2026-10-16vendor · osvUS
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that when importing CSV files could have allowed an authenticated user to cause denial of service to Sidekiq workers due to improper validation of CSV file structure.

sources

Which sources assert this record, and when.

cert_bund osv NVD CVE.org MITRE

published 2026-10-07modified 2026-10-08

related (3,270)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2025-53521US	—OT critical	2.30% (83rd)	KEV	2025-10-15
When a BIG-IP APM access policy is configured on a virtual server, specific malicious traffic can lead to Remote Code Execution (RCE). Note: Software versions which have reached…
CVE-2022-22963US	critical9.8OT critical	99.9% (100th)	KEV	2022-04-01
In Spring Cloud Function versions 3.1.6, 3.2.2 and older unsupported versions, when using routing functionality it is possible for a user to provide a specially crafted SpEL as a r…
CVE-2020-3569US	high8.6OT critical	3.32% (89th)	KEV	2020-09-23
Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immedi…
CVE-2020-3566US	high8.6OT critical	3.70% (90th)	KEV	2020-08-29
A vulnerability in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory…
CVE-2023-50387US	high7.5	100.0% (100th)	Exploit	2024-02-14
Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related RFCs) allow remote attackers to cause a denial of service (CPU consumption) via one or more D…

+3265 more

references (2) nvd

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan