CVE-2018-19903: Persistent XSS exists in XSLT CMS via the create/?action=items.edit&type=Page title field.

This month

MEDIUM 6.1MITIGATE

CVE-2018-19903 is a medium-severity flaw (CVSS 6.1) affecting xsltcms.org. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Persistent XSS exists in XSLT CMS via the create/?action=items.edit&type=Page title field.

Why this priority

Public exploit reference

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	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-12-31
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xsltcms.org project

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

Am I affected?

Timeline

2018-12-31 15:29 UTCPublished CVE record published
2026-06-17 01:50 UTCUpdated Record last modified

xsltcms.org project xsltcms.org MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xsltcms.org || rpm -q xsltcms.org || xsltcms.org --version

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-2018-19903?

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

Is CVE-2018-19903 being exploited?

CVE-2018-19903 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-2018-19903 affect?

CVE-2018-19903 affects xsltcms.org. Severity is medium (CVSS 6.1). Persistent XSS exists in XSLT CMS via the create/?action=items.edit&type=Page title field.

How urgent is CVE-2018-19903?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2018-19904 MEDIUM 6.1 MITIGATE Persistent XSS exists in XSLT CMS via the create/?action=items.edit&type=Page "body" field.

References

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