Vulnerability-Lookup

GHSA-534F-4CXM-43GW

Vulnerability from github – Published: 2026-01-14 00:31 – Updated: 2026-01-14 00:31

Details

NanoCMS 0.4 contains an authenticated file upload vulnerability that allows remote code execution through unvalidated page content creation. Authenticated attackers can upload PHP files with arbitrary code to the server's pages directory by exploiting the page creation mechanism without proper input sanitization.

Severity ?

8.8 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.6 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50898"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-13T23:15:51Z",
    "severity": "HIGH"
  },
  "details": "NanoCMS 0.4 contains an authenticated file upload vulnerability that allows remote code execution through unvalidated page content creation. Authenticated attackers can upload PHP files with arbitrary code to the server\u0027s pages directory by exploiting the page creation mechanism without proper input sanitization.",
  "id": "GHSA-534f-4cxm-43gw",
  "modified": "2026-01-14T00:31:27Z",
  "published": "2026-01-14T00:31:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50898"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ishell/Exploits-Archives/blob/master/2009-exploits/0904-exploits/nanocms-multi.txt"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kalyan02/NanoCMS"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/50997"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/nanocms-remote-code-execution-rce-authenticated"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2022-50898 (GCVE-0-2022-50898)

Vulnerability from cvelistv5 – Published: 2026-01-13 22:51 – Updated: 2026-01-14 19:20

Title

NanoCMS 0.4 - Remote Code Execution (RCE) (Authenticated)

Summary

Severity ?

8.6 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-94 - Improper Control of Generation of Code ('Code Injection')

Assigner

VulnCheck

References

URL

Tags

	https://www.exploit-db.com/exploits/50997	exploit
	https://github.com/kalyan02/NanoCMS	product
	https://github.com/ishell/Exploits-Archives/blob/…	exploit
	https://www.vulncheck.com/advisories/nanocms-remo…	third-party-advisory

Impacted products

	Vendor	Product	Version
	kalyan02	NanoCMS	Affected: 0.4

Credits

p1ckzi

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-534F-4CXM-43GW

CVE-2022-50898 (GCVE-0-2022-50898)

Tags

Sightings

Nomenclature