GitLab up to 19.1.7/19.2.5/19.3.1 improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k1.31

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GitLab up to 19.1.7/19.2.5/19.3.1. This issue affects some unknown processing. This manipulation causes improper authorization. The identification of this vulnerability is CVE-2026-82837. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in GitLab up to 19.1.7/19.2.5/19.3.1 and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that certain conditions could have allowed an authenticated user to access sensitive credentials and tokens without transiting the expected proxy due to improper authorization checks on internal data emission endpoints.

It is possible to read the advisory at gitlab.com. This vulnerability is known as CVE-2026-82837 since 08/31/2026. The exploitation appears to be easy. The attack can be launched remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 19.1.8, 19.2.6 or 19.3.2 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (GitLab): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GitLab 19.1.8/19.2.6/19.3.2

Timelineinfo

08/31/2026 CVE reserved
09/15/2026 +15 days Advisory disclosed
09/15/2026 +0 days VulDB entry created
09/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: gitlab.com
Status: Confirmed

CVE: CVE-2026-82837 (🔒)
GCVE (CVE): GCVE-0-2026-82837
GCVE (VulDB): GCVE-100-404419

Entryinfo

Created: 09/15/2026 19:58
Changes: 09/15/2026 19:58 (62)
Complete: 🔍
Cache ID: 216::103

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