CVE-2020-23264: Cross-site request forgery (CSRF) in Fork-CMS before 5.8.2 allow remote attackers to hijack the authentication

Q: How do I fix CVE-2020-23264?

fork cms: upgrade to 5.8.2. Exact commands for each OS are on this page.

Q: Is CVE-2020-23264 being exploited?

CVE-2020-23264 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-2020-23264 affect?

CVE-2020-23264 affects fork cms. Severity is high (CVSS 8.8). Cross-site request forgery (CSRF) in Fork-CMS before 5.8.2 allow remote attackers to hijack the authentication of logged administrators.

This month

HIGH 8.8UPGRADE

CVE-2020-23264 is a high-severity flaw (CVSS 8.8) affecting fork cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site request forgery (CSRF) in Fork-CMS before 5.8.2 allow remote attackers to hijack the authentication of logged administrators.

Why this priority

High severity

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	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-352
Published	2021-05-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: fork-cms

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

Am I affected?

Timeline

2021-05-06 22:15 UTCPublished CVE record published
2026-06-17 03:04 UTCUpdated Record last modified

fork-cms fork cms UPGRADE

Affected: < 5.8.2

Fixed in: 5.8.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fork-cms || rpm -q fork-cms || fork-cms --version

2. UPGRADE to 5.8.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade fork-cms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade fork-cms

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-2020-23264?

fork cms: upgrade to 5.8.2. Exact commands for each OS are on this page.

Is CVE-2020-23264 being exploited?

CVE-2020-23264 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-2020-23264 affect?

CVE-2020-23264 affects fork cms. Severity is high (CVSS 8.8). Cross-site request forgery (CSRF) in Fork-CMS before 5.8.2 allow remote attackers to hijack the authentication of logged administrators.

How urgent is CVE-2020-23264?

Priority 43/100. High severity

Related CVEs

CVE-2020-24036 HIGH 8.8 UPGRADE PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticate
CVE-2022-35590 MEDIUM 4.8 DOWNGRADE A cross-site scripting (XSS) issue in the ForkCMS version 5.9.3 allows remote attackers to inject JavaScript v
CVE-2022-35589 MEDIUM 4.8 DOWNGRADE A cross-site scripting (XSS) issue in the Fork version 5.9.3 allows remote attackers to inject JavaScript via
CVE-2022-35587 MEDIUM 4.8 DOWNGRADE A cross-site scripting (XSS) issue in the Fork version 5.9.3 allows remote attackers to inject JavaScript via
CVE-2022-35585 MEDIUM 4.8 DOWNGRADE A stored cross-site scripting (XSS) issue in the ForkCMS version 5.9.3 allows remote attackers to inject JavaS

References

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