CVE-2016-1000142: Reflected XSS in wordpress plugin parsi-font v4.2.5

Q: How do I fix CVE-2016-1000142?

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

Q: Is CVE-2016-1000142 being exploited?

CVE-2016-1000142 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-2016-1000142 affect?

CVE-2016-1000142 affects parsi-font. Severity is medium (CVSS 6.1). Reflected XSS in wordpress plugin parsi-font v4.2.5

Q: How urgent is CVE-2016-1000142?

Priority 49/100. EPSS top 9%: very likely to be exploited; Public exploit reference

This month

MEDIUM 6.1DOWNGRADE

CVE-2016-1000142 is a medium-severity flaw (CVSS 6.1) affecting parsi-font. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected XSS in wordpress plugin parsi-font v4.2.5

Why this priority

EPSS top 9%: very likely to be exploited
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	4.4% (top 9%)
CISA exploited list	No
Weakness	CWE-79
Published	2016-10-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: parsi-font project

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

Am I affected?

Timeline

2016-10-10 20:59 UTCPublished CVE record published
2026-06-17 00:38 UTCUpdated Record last modified

parsi-font project parsi-font DOWNGRADE

Affected: 4.2.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.2.5

1. Check installed version

apt-cache policy parsi-font || rpm -q parsi-font || parsi-font --version

2. No fixed release: DOWNGRADE to a release before 4.2.5 (Debian / Ubuntu)

apt-cache madison parsi-font sudo apt install parsi-font=<VERSION_BEFORE_4.2.5> sudo apt-mark hold parsi-font

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list parsi-font sudo dnf downgrade parsi-font-<VERSION_BEFORE_4.2.5> sudo dnf versionlock add parsi-font

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: WordPress MW Font Changer <=4.2.5 - Cross-Site Scripting

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-2016-1000142?

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

Is CVE-2016-1000142 being exploited?

CVE-2016-1000142 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-2016-1000142 affect?

CVE-2016-1000142 affects parsi-font. Severity is medium (CVSS 6.1). Reflected XSS in wordpress plugin parsi-font v4.2.5

How urgent is CVE-2016-1000142?

Priority 49/100. EPSS top 9%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities

References

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