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CVE-2023-6902: A vulnerability has been found in codelyfe Stupid Simple CMS up to 1.2.4 and classified as critical

40
This month
MEDIUM 5.5UPGRADE

CVE-2023-6902 is a medium-severity flaw (CVSS 5.5) affecting stupid simple cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in codelyfe Stupid Simple CMS up to 1.2.4 and classified as critical. This vulnerability affects unknown code of the file /file-manager/upload.php. The manipulation of the argument file leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-248260.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score5.5 (Medium)
Attack vectorAdjacent network
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance1.0% (top 38%)
CISA exploited listNo
WeaknessCWE-434
Published2023-12-17
Last modified2026-06-17
Publisher (CNA): VulDB · Vendor: codelyfe

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

Am I affected?

Timeline

codelyfe stupid simple cms UPGRADE
Affected: <= 1.2.4
Fixed in: newer than 1.2.4
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy stupid-simple-cms || rpm -q stupid-simple-cms || stupid-simple-cms --version
2. UPGRADE to newer than 1.2.4 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade stupid-simple-cms
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade stupid-simple-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-2023-6902?

stupid simple cms: upgrade to newer than 1.2.4. Exact commands for each OS are on this page.

Is CVE-2023-6902 being exploited?

CVE-2023-6902 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-2023-6902 affect?

CVE-2023-6902 affects stupid simple cms. Severity is medium (CVSS 5.5). A vulnerability has been found in codelyfe Stupid Simple CMS up to 1.2.4 and classified as critical. This vulnerability affects unknown code of the file /file-manager/upload.php. The manipulation of the argument file leads to unrestricted u

How urgent is CVE-2023-6902?

Priority 40/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

References

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