CVE-2020-7978
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
CVE-2020-7978- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE ListNo score
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
CVE-2020-7978- Updated
- 2026-11-02
EUVDEUVD-2020-28895No score
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
EUVD-2020-28895- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6xcc-cmr2-r357No score
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
GHSA-6xcc-cmr2-r357- Updated
- 2026-11-02
OSV
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
CVE-2020-7978- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVBIT-gitlab-2020-7978No score
GitLab EE 12.6 and later through 12.7.2 allows Denial of Service.
- Record
BIT-gitlab-2020-7978- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
gitlabBitnami | 12.6.0 up to 12.6.6, 12.7.0 to 12.7.2 | 12.6.6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-7978 is a high vulnerability (CVSS 7.5) in Gitlab, published February 5, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 67th percentile. Fixed in gitlab 12.6.6.