CVE-2021-37144

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.1 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 48% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.1Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
9.1
EG Score
9.1(medium)
EPSS
66.9%
KEV
Not listed

Published

July 30, 2021

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 42× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 14:06 UTCEPSS rescore
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  1. 2026-07-05 02:28 UTCEPSS rescore
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  67. 2026-05-26 12:55 UTCEG score recompute
  68. 2026-05-26 12:55 UTCGHSA enrichment
  69. 2026-05-26 07:17 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2021-37144?
CVE-2021-37144 is a critical vulnerability published on July 30, 2021. 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.
When was CVE-2021-37144 disclosed?
CVE-2021-37144 was first published in the National Vulnerability Database on July 30, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-37144 actively exploited?
CVE-2021-37144 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-37144?
CVE-2021-37144 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2021-37144?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-37144, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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