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Fencer Intel
medium 5.4

CVE-2020-9038 json

Cross-site Scripting in Joplin

published 6y ago modified 4mo ago also GHSA-6r7x-hc8m-985r , EUVD-2020-1417

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.6%
EPSS 3.6% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

Joplin through 1.0.184 allows Arbitrary File Read via XSS.

Patch / fix

  • npm joplin 1.2.1

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Timeline

  1. Published
  2. First public exploit (EDB-48147)

Exploit prediction

3.57% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-48147 Joplin Desktop 1.0.184 - Cross-Site Scripting webapps, 2020-03-02
  • packetstormsecurity.com http://packetstormsecurity.com/files/156582/Joplin-Desktop-1.0.184-Cross-Site-Scripting.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
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
npm joplin
<1.2.1
1.2.1

Classification

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

References

Sources

Fencer Intel 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.