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CVE Record

CVE-2021-37144: CSZ CMS 1.2.9 is vulnerable to Arbitrary File Deletion.

CSZ CMS 1.2.9 is vulnerable to Arbitrary File Deletion. This occurs in PHP when the unlink() function is called and user input might affect portions of or the whole affected parameter, which represents the path of the file to remove, without sufficient sanitization.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CSZ CMS 1.2.9 has a reported arbitrary file deletion flaw. If reachable, an attacker may be able to influence which file PHP deletes, potentially damaging website content or application files. The public record does not provide CVSS scoring, confirmed affected CPEs, a named patch, or evidence of active exploitation.

Executive priority

Treat this as a targeted remediation item for any CSZ CMS 1.2.9 deployment. Business urgency rises if the CMS is public-facing, supports content operations, or lacks reliable backups. Evidence is incomplete, so confirm exposure before emergency action.

Technical view

The CVE describes insufficient sanitization around PHP unlink() usage where user input can affect part or all of the file path passed for deletion. Public data identifies CSZ CMS 1.2.9, but the structured affected-product fields are incomplete and no CWE or CVSS vector is provided.

Likely exposure

Exposure is most likely in internet-facing or internally reachable CSZ CMS 1.2.9 deployments, especially where file deletion functionality is accessible. Asset evidence is needed because the CVE record’s structured affected section is not populated.

Exploitation context

CISA KEV status is false in the supplied bundle, and no cited source confirms active exploitation. The public description is enough to indicate a file deletion risk, but it does not establish prerequisites, authentication requirements, or exploit reliability.

Researcher notes

The key weakness is user-influenced file path deletion through unlink(). The supplied CVE data lacks CVSS, CWE, CPE, authentication context, and patch status. Avoid assuming broader CSZ CMS version impact without vendor or project confirmation.

Mitigation direction

  • Identify whether any CSZ CMS 1.2.9 instances are deployed.
  • Check the CSZ CMS project issue and vendor guidance for fixed versions.
  • Restrict CMS administrative and file-management access to trusted users only.
  • Maintain tested backups for application files, uploads, and site content.
  • Prioritize upgrade or replacement if no supported fixed version exists.

Validation and detection

  • Search asset inventory and web fingerprints for CSZ CMS 1.2.9.
  • Review code paths using PHP unlink() with user-controlled path input.
  • Check application logs for unexpected file deletion or missing media reports.
  • Verify whether deployed versions match any fixed release named by the project.
  • Confirm backups can restore deleted CMS files and uploaded content.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2021-37144 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.