CVE-2020-8424: Cups Easy (Purchase & Inventory) 1.0 is vulnerable to CSRF that leads to admin account takeover via passwordmy

This month

HIGH 8.8DOWNGRADE

CVE-2020-8424 is a high-severity flaw (CVSS 8.8) affecting cups easy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cups Easy (Purchase & Inventory) 1.0 is vulnerable to CSRF that leads to admin account takeover via passwordmychange.php.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Weakness	CWE-352
Published	2020-01-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cups easy project

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

Am I affected?

Timeline

2020-01-28 23:15 UTCPublished CVE record published
2026-06-17 03:26 UTCUpdated Record last modified

cups easy project cups easy DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy cups-easy || rpm -q cups-easy || cups-easy --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison cups-easy sudo apt install cups-easy=<VERSION_BEFORE_1.0> sudo apt-mark hold cups-easy

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

dnf --showduplicates list cups-easy sudo dnf downgrade cups-easy-<VERSION_BEFORE_1.0> sudo dnf versionlock add cups-easy

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.

Exploit-DB: Cups Easy 1.0 - Cross Site Request Forgery (Password Reset)

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-2020-8424?

cups easy: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-8424 being exploited?

CVE-2020-8424 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-2020-8424 affect?

CVE-2020-8424 affects cups easy. Severity is high (CVSS 8.8). Cups Easy (Purchase & Inventory) 1.0 is vulnerable to CSRF that leads to admin account takeover via passwordmychange.php.

How urgent is CVE-2020-8424?

Priority 55/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-23896 HIGH 8.2 DOWNGRADE A vulnerability has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled in
CVE-2024-23895 HIGH 8.2 DOWNGRADE A vulnerability has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled in
CVE-2024-23894 HIGH 8.2 DOWNGRADE A vulnerability has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled in
CVE-2024-23893 HIGH 8.2 DOWNGRADE A vulnerability has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled in
CVE-2024-23892 HIGH 8.2 DOWNGRADE A vulnerability has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled in

References

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