CVE-2023-26109: All versions of the package node-bluetooth-serial-port are vulnerable to Buffer Overflow via the findSerialPor

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HIGH 7.3REMOTEMITIGATE

CVE-2023-26109 is a high-severity flaw (CVSS 7.3) affecting node-bluetooth-serial-port. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

All versions of the package node-bluetooth-serial-port are vulnerable to Buffer Overflow via the findSerialPortChannel method due to improper user input length validation.

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 score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-120
Published	2023-03-09
Last modified	2026-06-17

Publisher (CNA): Snyk · Vendor: node-bluetooth-serial-port project

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

Am I affected?

Timeline

2023-03-09 05:15 UTCPublished CVE record published
2026-06-17 05:42 UTCUpdated Record last modified

node-bluetooth-serial-port project node-bluetooth-serial-port MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls node-bluetooth-serial-port

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-2023-26109?

node-bluetooth-serial-port: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-26109 being exploited?

CVE-2023-26109 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-2023-26109 affect?

CVE-2023-26109 affects node-bluetooth-serial-port. Severity is high (CVSS 7.3). All versions of the package node-bluetooth-serial-port are vulnerable to Buffer Overflow via the findSerialPortChannel method due to improper user input length validation.

How urgent is CVE-2023-26109?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Bluetooth vulnerabilities

References

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