CVE-2020-26408
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >...
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
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
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
5.3
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
CVE-2020-26408- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2020-18955
5.3
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
EUVD-2020-18955- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j42v-fg25-q7fp No score
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >...
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
GHSA-j42v-fg25-q7fp- Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
5.3
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
CVE-2020-26408- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
OSV
5.3
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
CVE-2020-26408- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-26408
5.3
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
UBUNTU-CVE-2020-26408- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVBIT-gitlab-2020-26408 No score
A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
- Record
BIT-gitlab-2020-26408- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2020-26408 is a medium vulnerability (CVSS 5.3) in Gitlab, published December 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 63rd percentile. Fixed in gitlab 13.4.7.
References
gitlab.com/gitlab-org/gitlab/-/issues/33563
hackerone.com/reports/703894
gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26408.json
nvd.nist.gov/vuln/detail/CVE-2020-26408
github.com/advisories/GHSA-j42v-fg25-q7fp
ubuntu.com/security/CVE-2020-26408
about.gitlab.com/releases/2020/12/07/security-release-gitlab-13-6-2-released
cve.org/CVERecord?id=CVE-2020-26408