CVE-2023-30095: A stored cross-site scripting (XSS) vulnerability in TotalJS messenger commit b6cf1c9 allows attackers to exec

Routine

MEDIUM 5.4MITIGATE

CVE-2023-30095 is a medium-severity flaw (CVSS 5.4) affecting messenger. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in TotalJS messenger commit b6cf1c9 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the channel description field.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-05-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: totaljs

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

Am I affected?

Timeline

2023-05-04 20:15 UTCPublished CVE record published
2026-06-17 05:54 UTCUpdated Record last modified

totaljs messenger MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls messenger

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-2023-30095?

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

Is CVE-2023-30095 being exploited?

CVE-2023-30095 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-2023-30095 affect?

CVE-2023-30095 affects messenger. Severity is medium (CVSS 5.4). A stored cross-site scripting (XSS) vulnerability in TotalJS messenger commit b6cf1c9 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the channel description field.

How urgent is CVE-2023-30095?

Priority 37/100. Public exploit reference

Related CVEs

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References

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