CVE-2021-21495
HIGHCVSS 8.8/10EPSS 0.53%
Last modified
CVE-2021-21495 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. MK-AUTH through 19.01 K4.9 allows CSRF for password changes via the central/executar_central.php?acao=altsenha_princ URI.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.
Description
MK-AUTH through 19.01 K4.9 allows CSRF for password changes via the central/executar_central.php?acao=altsenha_princ URI.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mk-Auth | Mk-Auth | <= 19.01 |
References
- http://mk-auth.com.br/Product, Vendor Advisory
- https://gist.github.com/alacerda/98853283be6009e75b7d94968d50b88eExploit, Third Party Advisory
- http://mk-auth.com.br/Product, Vendor Advisory
- https://gist.github.com/alacerda/98853283be6009e75b7d94968d50b88eExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-21495?
MK-AUTH through 19.01 K4.9 allows CSRF for password changes via the central/executar_central.php?acao=altsenha_princ URI.
How severe is CVE-2021-21495?
CVE-2021-21495 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21495?
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-2021-21495?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST