CVE-2022-35612: A cross-site scripting (XSS) vulnerability in MQTTRoute v3.3 and below allows attackers to execute arbitrary w

Q: How do I fix CVE-2022-35612?

mqttroute: upgrade to newer than 3.3. Exact commands for each OS are on this page.

Q: Is CVE-2022-35612 being exploited?

CVE-2022-35612 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-35612 affect?

CVE-2022-35612 affects mqttroute. Severity is medium (CVSS 5.4). A cross-site scripting (XSS) vulnerability in MQTTRoute v3.3 and below allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the dashboard name text field.

Q: How urgent is CVE-2022-35612?

Priority 35/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2022-35612 is a medium-severity flaw (CVSS 5.4) affecting mqttroute. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in MQTTRoute v3.3 and below allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the dashboard name text field.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-10-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: bevywise

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

Am I affected?

Timeline

2022-10-13 23:15 UTCPublished CVE record published
2026-06-17 04:51 UTCUpdated Record last modified

bevywise mqttroute UPGRADE

Affected: <= 3.3

Fixed in: newer than 3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mqttroute || rpm -q mqttroute || mqttroute --version

2. UPGRADE to newer than 3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mqttroute

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mqttroute

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2022-35612?

mqttroute: upgrade to newer than 3.3. Exact commands for each OS are on this page.

Is CVE-2022-35612 being exploited?

CVE-2022-35612 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-2022-35612 affect?

CVE-2022-35612 affects mqttroute. Severity is medium (CVSS 5.4). A cross-site scripting (XSS) vulnerability in MQTTRoute v3.3 and below allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the dashboard name text field.

How urgent is CVE-2022-35612?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2022-35611 MEDIUM 4.3 DOWNGRADE A Cross-Site Request Forgery (CSRF) in MQTTRoute v3.3 and below allows attackers to create and remove dashboar

References

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