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CVE-2020-13271

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in...

6.1 MediumFix available

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

1.56%Up 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 6.1

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
CVE-2020-13271
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
EUVDEUVD-2020-5532 6.1

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
EUVD-2020-5532
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-h6w2-q947-gwv4 No score

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in...

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
GHSA-h6w2-q947-gwv4
Updated
2026-11-02
NVD 6.1

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
CVE-2020-13271
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
OSV 6.1

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
CVE-2020-13271
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2020-13271 6.1

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
UBUNTU-CVE-2020-13271
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVBIT-gitlab-2020-13271 No score

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

Record
BIT-gitlab-2020-13271
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
gitlab
Bitnami
 before 12.9.8, 12.10.0 up to 12.10.7, 13.0.0 up to 13.0.1
12.9.812.10.713.0.1
gitlab
Ubuntu:16.04:LTS
 All versions, plus listed versions
8.4.3+dfsg-98.4.3+dfsg-128.5.8+dfsg-5
 None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-13271 is a medium vulnerability (CVSS 6.1) in Gitlab, published June 10, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.56%, the 75th percentile. Fixed in gitlab 12.9.8.

References

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