CVE-2022-34561: A cross-site scripting (XSS) vulnerability in PHPFox v4.8.9 allows attackers to execute arbitrary web scripts

Routine

MEDIUM 4.3DOWNGRADE

CVE-2022-34561 is a medium-severity flaw (CVSS 4.3) affecting phpfox. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in PHPFox v4.8.9 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the video description parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpfox

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

Am I affected?

Timeline

2024-04-22 15:15 UTCPublished CVE record published
2026-06-17 04:50 UTCUpdated Record last modified

phpfox phpfox DOWNGRADE

Affected: 4.8.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.8.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.8.9 (Debian / Ubuntu)

apt-cache madison phpfox sudo apt install phpfox=<VERSION_BEFORE_4.8.9> sudo apt-mark hold phpfox

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

dnf --showduplicates list phpfox sudo dnf downgrade phpfox-<VERSION_BEFORE_4.8.9> sudo dnf versionlock add phpfox

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-2022-34561?

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

Is CVE-2022-34561 being exploited?

CVE-2022-34561 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-2022-34561 affect?

CVE-2022-34561 affects phpfox. Severity is medium (CVSS 4.3). A cross-site scripting (XSS) vulnerability in PHPFox v4.8.9 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the video description parameter.

How urgent is CVE-2022-34561?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2023-46817 CRITICAL 9.8 UPGRADE An issue was discovered in phpFox before 4.8.14
CVE-2022-34562 MEDIUM 6.1 DOWNGRADE A cross-site scripting (XSS) vulnerability in PHPFox v4.8.9 allows attackers to execute arbitrary web scripts
CVE-2022-34560 HIGH 7.1 DOWNGRADE A cross-site scripting (XSS) vulnerability in PHPFox v4.8.9 allows attackers to execute arbitrary web scripts

References

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