CVE-2020-27664
Authorization bypass in Strapi
CVE-2020-27664 is a critical vulnerability (CVSS 9.8) in Strapi, published October 22, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.29%, the 83rd percentile. Fixed in strapi 3.2.5.
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
CVE-2020-27664- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
CVE-2020-27664- Updated
- 2026-11-02
EUVDEUVD-2021-0997 No score
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
EUVD-2021-0997- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7frv-9phw-vrvr
Authorization bypass in Strapi
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
GHSA-7frv-9phw-vrvr- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-862
- Updated
- 2026-11-02
OSV
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
CVE-2020-27664- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-7frv-9phw-vrvr
Authorization bypass in Strapi
admin/src/containers/InputModalStepperProvider/index.js in Strapi before 3.2.5 has unwanted /proxy?url= functionality.
- Record
GHSA-7frv-9phw-vrvr- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
strapinpm |
before 3.2.5 | 3.2.5 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |