CVE-2021-4310: A vulnerability was found in 01-Scripts 01-Artikelsystem

Q: How do I fix CVE-2021-4310?

01-artikelsystem: upgrade to 2021-09-15. Exact commands for each OS are on this page.

Q: Is CVE-2021-4310 being exploited?

CVE-2021-4310 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-2021-4310 affect?

CVE-2021-4310 affects 01-artikelsystem. Severity is low (CVSS 3.5). A vulnerability was found in 01-Scripts 01-Artikelsystem. It has been classified as problematic. Affected is an unknown function of the file 01article.php. The manipulation of the argument $_SERVER['PHP_SELF'] leads to cross site scripting.

Q: How urgent is CVE-2021-4310?

Priority 24/100. No elevated risk signals yet.

Routine

LOW 3.5UPGRADE

CVE-2021-4310 is a low-severity flaw (CVSS 3.5) affecting 01-artikelsystem. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in 01-Scripts 01-Artikelsystem. It has been classified as problematic. Affected is an unknown function of the file 01article.php. The manipulation of the argument $_SERVER['PHP_SELF'] leads to cross site scripting. It is possible to launch the attack remotely. The patch is identified as ae849b347a58c2cb1be38d04bbe56fc883d5d84a. It is recommended to apply a patch to fix this issue. VDB-217662 is the identifier assigned to

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-01-09
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: 01-scripts

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

Am I affected?

Timeline

2023-01-09 09:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

01-scripts 01-artikelsystem UPGRADE

Affected: < 2021-09-15

Fixed in: 2021-09-15

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy 01-artikelsystem || rpm -q 01-artikelsystem || 01-artikelsystem --version

2. UPGRADE to 2021-09-15 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade 01-artikelsystem

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade 01-artikelsystem

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-2021-4310?

01-artikelsystem: upgrade to 2021-09-15. Exact commands for each OS are on this page.

Is CVE-2021-4310 being exploited?

CVE-2021-4310 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-2021-4310 affect?

CVE-2021-4310 affects 01-artikelsystem. Severity is low (CVSS 3.5). A vulnerability was found in 01-Scripts 01-Artikelsystem. It has been classified as problematic. Affected is an unknown function of the file 01article.php. The manipulation of the argument $_SERVER['PHP_SELF'] leads to cross site scripting.

How urgent is CVE-2021-4310?

Priority 24/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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