Vulnerability-Lookup

GHSA-9RV6-G5P9-Q849

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

Details

Mailhog 1.0.1 contains a stored cross-site scripting vulnerability that allows attackers to inject malicious scripts through email attachments. Attackers can send crafted emails with XSS payloads to execute arbitrary API calls, including message deletion and browser manipulation.

Severity ?

7.2 (High)


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

5.1 (Medium)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50908"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-13T23:15:53Z",
    "severity": "MODERATE"
  },
  "details": "Mailhog 1.0.1 contains a stored cross-site scripting vulnerability that allows attackers to inject malicious scripts through email attachments. Attackers can send crafted emails with XSS payloads to execute arbitrary API calls, including message deletion and browser manipulation.",
  "id": "GHSA-9rv6-g5p9-q849",
  "modified": "2026-01-14T00:31:28Z",
  "published": "2026-01-14T00:31:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50908"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mailhog/MailHog"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/50971"
    },
    {
      "type": "WEB",
      "url": "https://www.shodan.io/search?query=mailhog"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/mailhog-stored-cross-site-scripting-xss"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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-2022-50908 (GCVE-0-2022-50908)

Vulnerability from cvelistv5 – Published: 2026-01-13 22:51 – Updated: 2026-01-14 16:31

Title

Mailhog 1.0.1 - Stored Cross-Site Scripting (XSS)

Summary

Severity ?

5.1 (Medium)


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

7.2 (High)


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

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

VulnCheck

References

URL

Tags

	https://www.exploit-db.com/exploits/50971	exploit
	https://github.com/mailhog/MailHog	product
	https://www.shodan.io/search?query=mailhog	product
	https://www.vulncheck.com/advisories/mailhog-stor…	third-party-advisory

Impacted products

	Vendor	Product	Version
	Mailhog	Mailhog	Affected: 1.0.1

Credits

Vulnz

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-50908",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-14T16:31:05.727732Z",
                "version": "2.0.3"
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        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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            {
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            }
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        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
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            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
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        }
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      },
      "references": [
        {
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          "tags": [
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          ],
          "url": "https://www.exploit-db.com/exploits/50971"
        },
        {
          "name": "MailHog GitHub Repository",
          "tags": [
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          ],
          "url": "https://github.com/mailhog/MailHog"
        },
        {
          "name": "Shodan Search Results for MailHog",
          "tags": [
            "product"
          ],
          "url": "https://www.shodan.io/search?query=mailhog"
        },
        {
          "name": "VulnCheck Advisory: Mailhog 1.0.1 - Stored Cross-Site Scripting (XSS)",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/mailhog-stored-cross-site-scripting-xss"
        }
      ],
      "title": "Mailhog 1.0.1 - Stored Cross-Site Scripting (XSS)",
      "x_generator": {
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  },
  "cveMetadata": {
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  },
  "dataType": "CVE_RECORD",
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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-9RV6-G5P9-Q849

CVE-2022-50908 (GCVE-0-2022-50908)

Tags

Sightings

Nomenclature