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Fencer Vulns
medium 5.4

CVE-2020-13145 json

Studio in Open edX Ironwood 2.5 allows users to upload SVG files via the "Content>File Uploads" screen.

published 2020-05-18 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-5421

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

Studio in Open edX Ironwood 2.5 allows users to upload SVG files via the "Content>File Uploads" screen. These files can contain JavaScript code and thus lead to Stored XSS.

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • stark0de.com https://stark0de.com/2020/05/17/openedx-vulnerabilities.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.