CVE-2020-12277
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if...
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
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
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
CVE-2020-12277- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-276
- Updated
- 2026-11-02
CVE List No score
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
CVE-2020-12277- Updated
- 2026-11-02
EUVDEUVD-2020-4590 No score
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
EUVD-2020-4590- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7vrg-mmxg-pgfj No score
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if...
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
GHSA-7vrg-mmxg-pgfj- Updated
- 2026-11-02
OSV
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
CVE-2020-12277- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-12277
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
UBUNTU-CVE-2020-12277- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVBIT-gitlab-2020-12277 No score
GitLab 10.8 through 12.9 has a vulnerability that allows someone to mirror a repository even if the feature is not activated.
- Record
BIT-gitlab-2020-12277- Updated
- 2026-11-02
Affected products
Affected packages
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-2020-12277 is a medium vulnerability (CVSS 5.3) in Gitlab, published April 29, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in gitlab 12.7.8.