CVE-2020-26522: A cross-site request forgery (CSRF) vulnerability in mod/user/act_user.php in Garfield Petshop through 2020-10

Q: How do I fix CVE-2020-26522?

garfield petshop: upgrade to newer than 2020-10-01. Exact commands for each OS are on this page.

Q: Is CVE-2020-26522 being exploited?

CVE-2020-26522 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-2020-26522 affect?

CVE-2020-26522 affects garfield petshop. Severity is high (CVSS 8.8). A cross-site request forgery (CSRF) vulnerability in mod/user/act_user.php in Garfield Petshop through 2020-10-01 allows remote attackers to hijack the authentication of administrators for requests that create new administrative accounts.

Q: How urgent is CVE-2020-26522?

Priority 50/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2020-26522 is a high-severity flaw (CVSS 8.8) affecting garfield petshop. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site request forgery (CSRF) vulnerability in mod/user/act_user.php in Garfield Petshop through 2020-10-01 allows remote attackers to hijack the authentication of administrators for requests that create new administrative accounts.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-352
Published	2020-10-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: garfield petshop project

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

Am I affected?

Timeline

2020-10-09 07:15 UTCPublished CVE record published
2026-06-17 03:08 UTCUpdated Record last modified

garfield petshop project garfield petshop UPGRADE

Affected: <= 2020-10-01

Fixed in: newer than 2020-10-01

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy garfield-petshop || rpm -q garfield-petshop || garfield-petshop --version

2. UPGRADE to newer than 2020-10-01 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade garfield-petshop

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade garfield-petshop

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-2020-26522?

garfield petshop: upgrade to newer than 2020-10-01. Exact commands for each OS are on this page.

Is CVE-2020-26522 being exploited?

CVE-2020-26522 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-2020-26522 affect?

CVE-2020-26522 affects garfield petshop. Severity is high (CVSS 8.8). A cross-site request forgery (CSRF) vulnerability in mod/user/act_user.php in Garfield Petshop through 2020-10-01 allows remote attackers to hijack the authentication of administrators for requests that create new administrative accounts.

How urgent is CVE-2020-26522?

Priority 50/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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