XSS in Spring Framework

CVE-2020-5398

In Spring Framework, versions 5.2.x prior to 5.2.3, versions 5.1.x prior to 5.1.13, and versions 5.0.x prior to 5.0.16, an application is vulnerable to a reflected file download (RFD) attack when it sets a "Content-Disposition" header in t…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.902 (99.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-5398?
CVE-2020-5398 is a high-severity vulnerability in Spring Framework, classified under Cross-site Scripting. CVSS score: 8.0/10. Published 2020-01-16.
How severe is CVE-2020-5398?
High severity. CVSS v3 base score is 8.0 out of 10.
Is CVE-2020-5398 known to be exploited?
44 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.