CVE-2019-17495
CVSS v3
9.8
CRITICAL
EPSS Score
11.6 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A Cascading Style Sheets (CSS) injection vulnerability in Swagger UI before 3.23.11 allows attackers to use the Relative Path Overwrite (RPO) technique to perform CSS-based input field value exfiltration, such as exfiltration of a CSRF token value. In other words, this product intentionally allows the embedding of untrusted JSON data from remote servers, but it was not previously known that <style>@import within the JSON data was a functional attack method.
Technical details
- Published
- 2019-10-10
Frequently asked questions
What is CVE-2019-17495?
A Cascading Style Sheets (CSS) injection vulnerability in Swagger UI before 3.23.11 allows attackers to use the Relative Path Overwrite (RPO) technique to perform CSS-based input field value exfiltration, such as exfiltration of a CSRF token value. In other words, this product intentionally allows the embedding of untrusted JSON data from remote servers, but it was not previously known that <style>@import within the JSON data was a functional attack method.
Is CVE-2019-17495 actively exploited?
Active exploitation of CVE-2019-17495 has not been confirmed. The EPSS score is 11.6%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-17495?
CVE-2019-17495 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2019-17495 affecting your environment?
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