How severe is CVE-2019-5486?

CVE-2019-5486 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-5486 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5486?

CVE-2019-5486 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5486?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-5486 published?

CVE-2019-5486 was published on 2019-12-18 and last updated on 2026-06-17.

CVE-2019-5486

CVE-2019-5486 is a high-severity vulnerability in Gitlab with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Gitlab
Published: 2019-12-18
Last modified: 2026-06-17

Description

A authentication bypass vulnerability exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.10 in the Salesforce login integration that could be used by an attacker to create an account that bypassed domain restrictions and email verification requirements.

Frequently asked questions

What is CVE-2019-5486?: A authentication bypass vulnerability exists in GitLab CE/EE <v12.3.2, <v12.2.6, and <v12.1.10 in the Salesforce login integration that could be used by an attacker to create an account that bypassed domain restrictions and email verification requirements.
How severe is CVE-2019-5486?: CVE-2019-5486 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-5486 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5486?: CVE-2019-5486 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5486?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-5486 published?: CVE-2019-5486 was published on 2019-12-18 and last updated on 2026-06-17.

References

https://hackerone.com/reports/617896

Affected products (2)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

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