Vulnerability-Lookup

GHSA-4QF5-7JR3-Q9PQ

Vulnerability from github – Published: 2026-01-21 18:30 – Updated: 2026-03-06 21:30

Details

GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.

Severity

6.5 (Medium)


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

5.1 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-47830"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-352"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-21T18:16:09Z",
    "severity": "MODERATE"
  },
  "details": "GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.",
  "id": "GHSA-4qf5-7jr3-q9pq",
  "modified": "2026-03-06T21:30:30Z",
  "published": "2026-01-21T18:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47830"
    },
    {
      "type": "WEB",
      "url": "https://github.com/GetSimpleCMS/GetSimpleCMS"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/49774"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/49798"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf"
    },
    {
      "type": "WEB",
      "url": "http://get-simple.info"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/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-2021-47830 (GCVE-0-2021-47830)

Vulnerability from cvelistv5 – Published: 2026-01-21 17:27 – Updated: 2026-04-07 14:06

Title

GetSimple CMS My SMTP Contact Plugin 1.1.1 - CSRF

Summary

Severity

5.1 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-352 - Cross-Site Request Forgery (CSRF)

Assigner

VulnCheck

References

5 references

URL	Tags
https://www.exploit-db.com/exploits/49774	exploit
https://www.exploit-db.com/exploits/49798	exploit
http://get-simple.info	product
https://github.com/GetSimpleCMS/GetSimpleCMS	product
https://www.vulncheck.com/advisories/getsimple-cm…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
GetSimple CMS	My SMTP Contact Plugin	Affected: 1.1.1

Date Public

2021-04-16 00:00

Credits

Bobby Cooke (boku)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-47830",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-22T15:54:29.523686Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-22T15:54:36.412Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "My SMTP Contact Plugin",
          "vendor": "GetSimple CMS",
          "versions": [
            {
              "status": "affected",
              "version": "1.1.1"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:getsimple-ce:getsimple_cms:1.1.1:*:*:*:*:*:*:*",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Bobby Cooke (boku)"
        }
      ],
      "datePublic": "2021-04-16T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "ACTIVE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-352",
              "description": "Cross-Site Request Forgery (CSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-07T14:06:16.728Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "ExploitDB-49774",
          "tags": [
            "exploit"
          ],
          "url": "https://www.exploit-db.com/exploits/49774"
        },
        {
          "name": "ExploitDB-49798",
          "tags": [
            "exploit"
          ],
          "url": "https://www.exploit-db.com/exploits/49798"
        },
        {
          "name": "GetSimple CMS Webpage",
          "tags": [
            "product"
          ],
          "url": "http://get-simple.info"
        },
        {
          "name": "GetSimple CMS GitHub Repository",
          "tags": [
            "product"
          ],
          "url": "https://github.com/GetSimpleCMS/GetSimpleCMS"
        },
        {
          "name": "VulnCheck Advisory: GetSimple CMS My SMTP Contact Plugin 1.1.1 - CSRF",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/getsimple-cms-my-smtp-contact-plugin-csrf"
        }
      ],
      "title": "GetSimple CMS My SMTP Contact Plugin 1.1.1 - CSRF",
      "x_generator": {
        "engine": "vulncheck"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2021-47830",
    "datePublished": "2026-01-21T17:27:34.157Z",
    "dateReserved": "2026-01-14T17:11:19.900Z",
    "dateUpdated": "2026-04-07T14:06:16.728Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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-4QF5-7JR3-Q9PQ

CVE-2021-47830 (GCVE-0-2021-47830)

Tags

Sightings

Nomenclature