CVE-2017-8099: There is CSRF in the WHIZZ plugin before 1.1.1 for WordPress, allowing attackers to delete any WordPress users

Q: How do I fix CVE-2017-8099?

whizz: upgrade to newer than 1.1. Exact commands for each OS are on this page.

Q: Is CVE-2017-8099 being exploited?

CVE-2017-8099 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-2017-8099 affect?

CVE-2017-8099 affects whizz. Severity is high (CVSS 8.1). There is CSRF in the WHIZZ plugin before 1.1.1 for WordPress, allowing attackers to delete any WordPress users and change the plugin's status via a GET request.

Q: How urgent is CVE-2017-8099?

Priority 46/100. High severity; Public exploit reference

This month

HIGH 8.1UPGRADE

CVE-2017-8099 is a high-severity flaw (CVSS 8.1) affecting whizz. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

There is CSRF in the WHIZZ plugin before 1.1.1 for WordPress, allowing attackers to delete any WordPress users and change the plugin's status via a GET request.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-352
Published	2017-04-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: browserweb inc

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

Am I affected?

Timeline

2017-04-24 18:59 UTCPublished CVE record published
2026-06-17 01:25 UTCUpdated Record last modified

browserweb inc whizz UPGRADE

Affected: <= 1.1

Fixed in: newer than 1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade whizz

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-2017-8099?

whizz: upgrade to newer than 1.1. Exact commands for each OS are on this page.

Is CVE-2017-8099 being exploited?

CVE-2017-8099 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-2017-8099 affect?

CVE-2017-8099 affects whizz. Severity is high (CVSS 8.1). There is CSRF in the WHIZZ plugin before 1.1.1 for WordPress, allowing attackers to delete any WordPress users and change the plugin's status via a GET request.

How urgent is CVE-2017-8099?

Priority 46/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2016-1000154 MEDIUM 6.1 UPGRADE Reflected XSS in wordpress plugin whizz v1.0.7

References

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