CVE-2021-26924
MEDIUMCVSS 6.1/10EPSS 0.71%
Last modified
CVE-2021-26924 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. An issue was discovered in Argo CD before 1.8.4. Browser XSS protection is not activated due to the missing XSS protection header.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.
Description
An issue was discovered in Argo CD before 1.8.4. Browser XSS protection is not activated due to the missing XSS protection header.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Argoproj | Argo Cd | < 1.7.12 |
| Argoproj | Argo Cd | >= 1.8.0, < 1.8.4 |
References
- https://github.com/argoproj/argo-cd/compare/v1.8.3...v1.8.4Patch, Third Party Advisory
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-pg99-h5gc-446rThird Party Advisory
- https://github.com/argoproj/argo-cd/compare/v1.8.3...v1.8.4Patch, Third Party Advisory
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-pg99-h5gc-446rThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-26924?
An issue was discovered in Argo CD before 1.8.4. Browser XSS protection is not activated due to the missing XSS protection header.
How severe is CVE-2021-26924?
CVE-2021-26924 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26924?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-26924?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST