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| Vulnerability ID | VCID-r34d-uefq-skam |
| Aliases |
CVE-2021-39166
GHSA-w6j8-jc36-x5q9 |
| Summary | Cross-site Scripting Text-values were not properly escaped before printed in the version preview. This allowed XSS by authenticated users with access to the resources. This issue is patched in Pimcore |
| Status | Published |
| Exploitability | None |
| Weighted Severity | None |
| Risk | None |
| Affected and Fixed Packages | Package Details |
| System | Score | Found at |
|---|---|---|
| epss | 0.00019 | https://api.first.org/data/v1/epss?cve=CVE-2021-39166 |
| cvssv3.1_qr | HIGH | https://github.com/advisories/GHSA-w6j8-jc36-x5q9 |
| cvssv3.1 | 8.0 | https://github.com/pimcore/pimcore |
| generic_textual | HIGH | https://github.com/pimcore/pimcore |
| cvssv3.1 | 8.0 | https://github.com/pimcore/pimcore/pull/10170 |
| generic_textual | HIGH | https://github.com/pimcore/pimcore/pull/10170 |
| cvssv3.1 | 8.0 | https://github.com/pimcore/pimcore/security/advisories/GHSA-w6j8-jc36-x5q9 |
| cvssv3.1_qr | HIGH | https://github.com/pimcore/pimcore/security/advisories/GHSA-w6j8-jc36-x5q9 |
| generic_textual | HIGH | https://github.com/pimcore/pimcore/security/advisories/GHSA-w6j8-jc36-x5q9 |
| cvssv3.1 | 8.0 | https://nvd.nist.gov/vuln/detail/CVE-2021-39166 |
| generic_textual | HIGH | https://nvd.nist.gov/vuln/detail/CVE-2021-39166 |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Percentile | 0.0553 |
| EPSS Score | 0.00019 |
| Published At | May 30, 2026, 12:55 p.m. |
| Date | Actor | Action | Source | VulnerableCode Version |
|---|---|---|---|---|
| 2026-05-30T20:55:47.225088+00:00 | GitLab Importer | Import | https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/pimcore/pimcore/CVE-2021-39166.yml | 38.6.0 |