CVE-2026-2370

Q: How do I fix CVE-2026-2370?

Upgrade gitlab to 18.8.7 or later.

Q: Is CVE-2026-2370 being actively exploited?

Not that we know of. CVE-2026-2370 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.43% is the estimated probability that it will be exploited in the next 30 days. That is higher than 36% of all scored CVEs.

Q: How severe is CVE-2026-2370?

CVE-2026-2370 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-2370 affect?

Published advisories record a fix for gitlab (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGH

8.1

CVSS v3

NVD

Description

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.

CWE-233

How to fix

Remediation Available

gitlabNVD

Affected:>= 14.3.0, < 18.8.7Fixed in:18.8.7CVE-2026-2370derived from NVD

Affected:>= 18.9.0, < 18.9.3Fixed in:18.9.3CVE-2026-2370derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

0.43%probability of exploitation in 30 days

36thpercentile

Low risk: more likely to be exploited than 36% of all known CVEs.

References

Patch1

about.gitlab.com

Other references5

Related Vulnerabilities

Other CWE-233 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-52970	High	8.1	9.8%	-	Fix
CVE-2023-20076	High	7.2	1.5%	-	Fix
CVE-2021-1230	High	8.6	1.5%	-	-
CVE-2024-24525	Critical	9.8	1.1%	-	-
CVE-2024-31808	High	8.8	0.9%	-	-
CVE-2022-45182	Critical	9.8	0.9%	-	Fix

Common questions

How do I fix CVE-2026-2370?

Upgrade gitlab to 18.8.7 or later.

Is CVE-2026-2370 being actively exploited?

Not that we know of. CVE-2026-2370 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.43% is the estimated probability that it will be exploited in the next 30 days. That is higher than 36% of all scored CVEs.

How severe is CVE-2026-2370?

CVE-2026-2370 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-2370 affect?

Published advisories record a fix for gitlab (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-2370

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-15.