CVE-2026-2370 | GitLab Community Edition/Enterprise Edition up to 18.8.6/18.9.2/18.10.0 parameters (EUVD-2026-17046)

VDB-354141 · CVE-2026-2370 · EUVD-2026-17046 GITLAB COMMUNITY EDITION/ENTERPRISE EDITION UP TO 18.8.6/18.9.2/18.10.0 PARAMETERS HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 7.0 $0-$5k 5.65+ Summaryinfo A vulnerability marked as critical has been reported in GitLab Community Edition and Enterprise Edition up to 18.8.6/18.9.2/18.10.0. The impacted element is an unknown function. Performing a manipulation results in improper handling of parameters. This vulnerability is identified as CVE-2026-2370. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component. Detailsinfo A vulnerability classified as critical has been found in GitLab Community Edition and Enterprise Edition up to 18.8.6/18.9.2/18.10.0. This affects an unknown code. The manipulation with an unknown input leads to a improper handling of parameters vulnerability. CWE is classifying the issue as CWE-233. The product does not properly handle when the expected number of parameters, fields, or arguments is not provided in input, or if those parameters are undefined. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.3 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 affecting Jira Connect installations that could have allowed an authenticated user with minimal workspace permissions to obtain installation credentials and impersonate the GitLab app due to improper authorization checks. The weakness was released by Maksyche. The advisory is shared at hackerone.com. This vulnerability is uniquely identified as CVE-2026-2370 since 02/11/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. Upgrading to version 18.8.7, 18.9.3 or 18.10.1 eliminates this vulnerability. The upgrade is hosted for download at about.gitlab.com. The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-17046). Productinfo Type Bug Tracking Software Vendor GitLab Name Community Edition Enterprise Edition Version 18.0 18.1 18.2 18.3 18.4 18.5 18.6 18.7 18.8 18.8.0 18.8.1 18.8.2 18.8.3 18.8.4 18.8.5 18.8.6 18.9 18.9.0 18.9.1 18.9.2 18.10.0 License open-source Website Vendor: https://gitlab.com/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 7.2 VulDB Meta Temp Score: 7.0 VulDB Base Score: 6.3 VulDB Temp Score: 6.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 8.1 CNA Vector (GitLab): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Improper handling of parameters CWE: CWE-233 / CWE-229 / CWE-20 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Community Edition/Enterprise Edition 18.8.7/18.9.3/18.10.1 Timelineinfo 02/11/2026 CVE reserved 03/30/2026 +46 days Advisory disclosed 03/30/2026 +0 days VulDB entry created 03/30/2026 +0 days VulDB entry last update Sourcesinfo Vendor: gitlab.com Advisory: hackerone.com Researcher: Maksyche Status: Confirmed CVE: CVE-2026-2370 (🔒) GCVE (CVE): GCVE-0-2026-2370 GCVE (VulDB): GCVE-100-354141 EUVD: 🔒 Entryinfo Created: 03/30/2026 07:31 Updated: 03/30/2026 09:09 Changes: 03/30/2026 07:31 (65), 03/30/2026 09:09 (1) Complete: 🔍 Cache ID: 99:A8F:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸