XSS in Liquidfiles

CVE-2021-30140

LiquidFiles 3.4.15 has stored XSS through the "send email" functionality when sending a file via email to an administrator. When a file has no extension and contains malicious HTML / JavaScript content (such as SVG with HTML content), the…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.014 (68.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_MISC, Not Applicable)
  • cve@mitre.org (x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-30140?
CVE-2021-30140 is a medium-severity vulnerability in Liquidfiles, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-04-06.
How severe is CVE-2021-30140?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-30140 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.