CVE-2017-0928: html-janitor node module suffers from an External Control of Critical State Data vulnerability via user-contro

Q: How do I fix CVE-2017-0928?

html-janitor: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2017-0928 being exploited?

CVE-2017-0928 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-2017-0928 affect?

CVE-2017-0928 affects html-janitor. Severity is medium (CVSS 6.1). html-janitor node module suffers from an External Control of Critical State Data vulnerability via user-control of the '_sanitized' variable causing sanitization to be bypassed.

Q: How urgent is CVE-2017-0928?

Priority 37/100. No elevated risk signals yet.

Routine

MEDIUM 6.1DOWNGRADE

CVE-2017-0928 is a medium-severity flaw (CVSS 6.1) affecting html-janitor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

html-janitor node module suffers from an External Control of Critical State Data vulnerability via user-control of the '_sanitized' variable causing sanitization to be bypassed.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-642
Published	2018-06-04
Last modified	2026-06-17

Publisher (CNA): HackerOne · Vendor: theguardian

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

Am I affected?

Timeline

2018-06-04 19:29 UTCPublished CVE record published
2026-06-17 00:58 UTCUpdated Record last modified

theguardian html-janitor DOWNGRADE

Affected: 2.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.2

1. Check installed version

npm ls html-janitor

2. No fixed release: DOWNGRADE to a release before 2.0.2

npm view html-janitor versions npm install html-janitor@"<2.0.2"

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2017-0928?

html-janitor: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-0928 being exploited?

CVE-2017-0928 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-2017-0928 affect?

CVE-2017-0928 affects html-janitor. Severity is medium (CVSS 6.1). html-janitor node module suffers from an External Control of Critical State Data vulnerability via user-control of the '_sanitized' variable causing sanitization to be bypassed.

How urgent is CVE-2017-0928?

Priority 37/100. No elevated risk signals yet.

Related CVEs

CVE-2017-0931 MEDIUM 6.1 DOWNGRADE html-janitor node module suffers from a Cross-Site Scripting (XSS) vulnerability via clean() accepting user-co

References

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