Vulnerability-Lookup

GHSA-V5M9-PHXH-M6WJ

Vulnerability from github – Published: 2026-02-13 00:32 – Updated: 2026-02-13 00:32

Details

OwnCloud 8.1.8 contains a username enumeration vulnerability that allows remote attackers to discover user accounts by manipulating the share.php endpoint. Attackers can send crafted GET requests to /index.php/core/ajax/share.php with a wildcard search parameter to retrieve comprehensive user information.

Severity ?

9.8 (Critical)


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

5.3 (Medium)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2019-25337"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-203"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-12T23:16:07Z",
    "severity": "MODERATE"
  },
  "details": "OwnCloud 8.1.8 contains a username enumeration vulnerability that allows remote attackers to discover user accounts by manipulating the share.php endpoint. Attackers can send crafted GET requests to /index.php/core/ajax/share.php with a wildcard search parameter to retrieve comprehensive user information.",
  "id": "GHSA-v5m9-phxh-m6wj",
  "modified": "2026-02-13T00:32:52Z",
  "published": "2026-02-13T00:32:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-25337"
    },
    {
      "type": "WEB",
      "url": "https://ftp.icm.edu.pl/packages/owncloud"
    },
    {
      "type": "WEB",
      "url": "https://owncloud.org"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/47745"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/owncloud-username-disclosure"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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-2019-25337 (GCVE-0-2019-25337)

Vulnerability from cvelistv5 – Published: 2026-02-12 22:48 – Updated: 2026-02-13 17:11

Title

OwnCloud 8.1.8 - Username Disclosure

Summary

Severity ?

5.3 (Medium)


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

9.8 (Critical)


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

CWE

CWE-203 - Observable Discrepancy

Assigner

VulnCheck

References

URL

Tags

	https://www.exploit-db.com/exploits/47745	exploit
	https://owncloud.org/	product
	https://ftp.icm.edu.pl/packages/owncloud/	product
	https://www.vulncheck.com/advisories/owncloud-use…	third-party-advisory

Impacted products

	Vendor	Product	Version
	OwnCloud	OwnCloud	Affected: 8.1.8

Credits

Daniel Moreno

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2019-25337",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
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      ],
      "metrics": [
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            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
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        },
        {
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      ],
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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-V5M9-PHXH-M6WJ

CVE-2019-25337 (GCVE-0-2019-25337)

Tags

Sightings

Nomenclature