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CVE-2022-23923: All versions of package jailed are vulnerable to Sandbox Bypass via an exported alert() method which can acces

58
This week
HIGH 8.6REMOTEMITIGATE

CVE-2022-23923 is a high-severity flaw (CVSS 8.6) affecting jailed. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

All versions of package jailed are vulnerable to Sandbox Bypass via an exported alert() method which can access the main application. Exported methods are stored in the application.remote object.

Why this priority

  • High severity
  • Public exploit reference
  • Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score8.6 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance1.3% (top 29%)
CISA exploited listNo
Published2022-05-01
Last modified2026-06-17
Publisher (CNA): Snyk · Vendor: jailed project

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

jailed project jailed MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
1. Check installed version
npm ls jailed
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-23923?

jailed: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-23923 being exploited?

CVE-2022-23923 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-23923 affect?

CVE-2022-23923 affects jailed. Severity is high (CVSS 8.6). All versions of package jailed are vulnerable to Sandbox Bypass via an exported alert() method which can access the main application. Exported methods are stored in the application.remote object.

How urgent is CVE-2022-23923?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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