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MEDIUM severity

GHSA-gjwp-7v3g-99pj

MEDIUMFix: laurent22/joplin@19b45de

GHSA-gjwp-7v3g-99pj is a medium-severity (CVSS 5.4) Cross-Site Request Forgery (CSRF) vulnerability in joplin. O3 Security confirms whether GHSA-gjwp-7v3g-99pj is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Cross-site Request Forgery (CSRF) in joplin

Also known asCVE-2021-23431
Published
Sep 2, 2021
Updated
Mar 13, 2026
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Mar 13, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, a proxy for how much of the ecosystem is exposed.

joplinnpm
723downloads / week

Description

The package joplin before 2.3.2 are vulnerable to Cross-site Request Forgery (CSRF) due to missing CSRF checks in various forms.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
📦npmjoplinall versions2.3.2

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for joplin. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update joplin to 2.3.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-gjwp-7v3g-99pj is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-gjwp-7v3g-99pj is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-gjwp-7v3g-99pj. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

The package joplin before 2.3.2 are vulnerable to Cross-site Request Forgery (CSRF) due to missing CSRF checks in various forms.
O3 Security · Impact-Aware SCA

Is GHSA-gjwp-7v3g-99pj in your dependencies?

O3 detects GHSA-gjwp-7v3g-99pj across npm dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

GHSA-gjwp-7v3g-99pj: Cross-site Request… | O3 Security