CVE-2021-23135
Argo CD leaked secret data into error messages and logs on invalid edits via UI
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Argo CD leaked secret data into error messages and logs on invalid edits via UI
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
- Record
CVE-2021-23135- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N - Weakness
- CWE-497
- Updated
- 2026-11-02
EUVDEUVD-2021-10253
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
- Record
EUVD-2021-10253- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N - Updated
- 2026-11-03
NVD
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
- Record
CVE-2021-23135- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-497, CWE-209
- Updated
- 2026-11-02
OSV
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
- Record
CVE-2021-23135- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVBIT-argo-cd-2021-23135 No score
Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.
- Record
BIT-argo-cd-2021-23135- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
argo-cdBitnami |
1.7.0 up to 1.7.14, 1.8.0 up to 1.8.7 | 1.7.141.8.7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products, published | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-23135 is a medium vulnerability (CVSS 5.9) in Argo Cd Cd, published May 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. Fixed in argo-cd 1.7.14.