What is CVE-2019-9756?

CVE-2019-9756 is a critical-severity vulnerability in GitLab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.8/10. Published 2019-04-17.

How severe is CVE-2019-9756?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in GitLab

CVE-2019-9756

An issue was discovered in GitLab Community and Enterprise Edition 10.x (starting from 10.8) and 11.x before 11.6.10, 11.7.x before 11.7.6, and 11.8.x before 11.8.1. It has Incorrect Access Control, a different vulnerability than CVE-2019-9732.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.022 (80.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gitlab
N/a — versions n/a

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2019-9756?: CVE-2019-9756 is a critical-severity vulnerability in GitLab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.8/10. Published 2019-04-17.
How severe is CVE-2019-9756?: Critical severity. CVSS v3 base score is 9.8 out of 10.