CVE-2021-34254
MEDIUMCVSS 6.1/10EPSS 0.71%
Last modified
CVE-2021-34254 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Umbraco CMS before 7.15.7 is vulnerable to Open Redirection due to insufficient url sanitization on booting.aspx.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.
Description
Umbraco CMS before 7.15.7 is vulnerable to Open Redirection due to insufficient url sanitization on booting.aspx.
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 |
|---|---|---|
| Umbraco | Umbraco Cms | < 7.15.7 |
References
- https://github.com/umbraco/Umbraco-CMS/issues/9782Issue Tracking, Third Party Advisory
- https://github.com/umbraco/Umbraco-CMS/issues/9782Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34254?
Umbraco CMS before 7.15.7 is vulnerable to Open Redirection due to insufficient url sanitization on booting.aspx.
How severe is CVE-2021-34254?
CVE-2021-34254 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-2021-34254?
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
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Are you affected by CVE-2021-34254?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST