CVE-2022-35590: A cross-site scripting (XSS) issue in the ForkCMS version 5.9.3 allows remote attackers to inject JavaScript v

Routine

MEDIUM 4.8DOWNGRADE

CVE-2022-35590 is a medium-severity flaw (CVSS 4.8) affecting fork cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) issue in the ForkCMS version 5.9.3 allows remote attackers to inject JavaScript via the "end_date" Parameter

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-08-12
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

2022-08-12 16:15 UTCPublished CVE record published
2026-06-17 04:51 UTCUpdated Record last modified

fork-cms fork cms DOWNGRADE

Affected: 5.9.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.9.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.9.3 (Debian / Ubuntu)

apt-cache madison fork-cms sudo apt install fork-cms=<VERSION_BEFORE_5.9.3> sudo apt-mark hold fork-cms

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

dnf --showduplicates list fork-cms sudo dnf downgrade fork-cms-<VERSION_BEFORE_5.9.3> sudo dnf versionlock add fork-cms

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.

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-2022-35590?

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

Is CVE-2022-35590 being exploited?

CVE-2022-35590 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-2022-35590 affect?

CVE-2022-35590 affects fork cms. Severity is medium (CVSS 4.8). A cross-site scripting (XSS) issue in the ForkCMS version 5.9.3 allows remote attackers to inject JavaScript via the "end_date" Parameter

How urgent is CVE-2022-35590?

Priority 36/100. Public exploit reference

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-2022-35589 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
CVE-2022-1064 HIGH 8.8 UPGRADE SQL injection through marking blog comments on bulk as spam in GitHub repository forkcms/forkcms prior to 5.11

References

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