CVE-2021-39887
published 2021-10-05CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary…
PriorityP423medium5.4CVSS 3.1
AVNACLPRLUIRSCCLILAN
EPSS
0.84%
53.3th percentile
A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | gitlab | < gitlab 15.10.8+ds1-2 (sid) | gitlab 15.10.8+ds1-2 (sid) |
| gitlab | gitlab | — | — |
| gitlab | gitlab | — | — |
| gitlab | gitlab | — | — |
| gitlab | gitlab | — | — |
| gitlab | gitlab | >= 14.2 < 14.2.5 | 14.2.5 |
| gitlab | gitlab | >= 14.3 < 14.3.1 | 14.3.1 |
| gitlab | gitlab | >= 8.4.0 < 14.1.7 | 14.1.7 |
| gitlab | gitlab_ce | — | — |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
osv5.4MEDIUM
vendor_debian7.3HIGH
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GitLab
CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbit
vendor_gitlab·2021-10-05·CVSS 7.3
CVE-2021-39887 [HIGH] CWE-79 CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbit
CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.
Debian
CVE-2021-39887: gitlab - A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in G...
vendor_debian·2021·CVSS 7.3
CVE-2021-39887 [HIGH] CVE-2021-39887: gitlab - A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in G...
A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.
Scope: local
sid: resolved (fixed in 15.10.8+ds1-2)
GHSA
GHSA-8j2x-wq4x-63v8: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8
ghsa_unreviewed·2022-05-24
CVE-2021-39887 [MEDIUM] CWE-79 GHSA-8j2x-wq4x-63v8: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8
A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.
OSV
CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8
osv·2021-10-05·CVSS 5.4
CVE-2021-39887 [MEDIUM] CVE-2021-39887: A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8
A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39887.jsonhttps://gitlab.com/gitlab-org/gitlab/-/issues/332903https://hackerone.com/reports/1218174https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39887.jsonhttps://gitlab.com/gitlab-org/gitlab/-/issues/332903https://hackerone.com/reports/1218174
2021-10-05
Published