Vulnerability-Lookup

GHSA-6649-8H33-MV2C

Vulnerability from github – Published: 2026-06-29 18:31 – Updated: 2026-06-29 18:31

Details

LibrePhotos before 1.0.0 contains a broken object level authorization vulnerability in the SetPhotosShared endpoint that allows authenticated users to grant themselves access to other users' private photos by bypassing ownership validation. Attackers can manipulate shared_to relations without proper owner checks to read arbitrary private photos belonging to other users.

Severity

5.9 (Medium)


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

6.0 (Medium)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-57943"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-29T18:16:39Z",
    "severity": "MODERATE"
  },
  "details": "LibrePhotos before 1.0.0 contains a broken object level authorization vulnerability in the SetPhotosShared endpoint that allows authenticated users to grant themselves access to other users\u0027 private photos by bypassing ownership validation. Attackers can manipulate shared_to relations without proper owner checks to read arbitrary private photos belonging to other users.",
  "id": "GHSA-6649-8h33-mv2c",
  "modified": "2026-06-29T18:31:55Z",
  "published": "2026-06-29T18:31:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-57943"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibrePhotos/librephotos/issues/1860"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibrePhotos/librephotos/pull/1866"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibrePhotos/librephotos/commit/325bd1f5fda71c6d56737aa09cfce0cb8106675a"
    },
    {
      "type": "WEB",
      "url": "https://github.com/LibrePhotos/librephotos/releases/tag/1.0.0"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/librephotos-insecure-direct-object-reference-in-setphotosshared-endpoint"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/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-2026-57943 (GCVE-0-2026-57943)

Vulnerability from cvelistv5 – Published: 2026-06-29 17:17 – Updated: 2026-06-30 11:15 X_Open Source

Title

LibrePhotos < 1.0.0 - Insecure Direct Object Reference in SetPhotosShared Endpoint

Summary

Severity

6 (Medium)


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

5.9 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

VulnCheck

References

5 references

URL	Tags
https://github.com/LibrePhotos/librephotos/releas…	release-notes
https://github.com/LibrePhotos/librephotos/issues/1860	issue-tracking
https://github.com/LibrePhotos/librephotos/pull/1866	issue-tracking
https://github.com/LibrePhotos/librephotos/commit…	patch
https://www.vulncheck.com/advisories/librephotos-…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
LibrePhotos	librephotos	Affected: 0 , < 1.0.0 (semver)

Date Public

2026-06-13 00:00

Credits

George Chen

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-57943",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-29T19:25:24.388007Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-29T19:25:52.974Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/LibrePhotos/librephotos/issues/1860"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "librephotos",
          "repo": "https://github.com/LibrePhotos/librephotos",
          "vendor": "LibrePhotos",
          "versions": [
            {
              "lessThan": "1.0.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:librephotos_project:librephotos:*:*:*:*:*:*:*:*",
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                }
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      "metrics": [
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          "cvssV4_0": {
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            "Recovery": "NOT_DEFINED",
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        {
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          "tags": [
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          "url": "https://github.com/LibrePhotos/librephotos/issues/1860"
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          "tags": [
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        {
          "name": "Patch Commit",
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        }
      ],
      "tags": [
        "x_open-source"
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  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
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    "datePublished": "2026-06-29T17:17:32.739Z",
    "dateReserved": "2026-06-26T13:57:16.355Z",
    "dateUpdated": "2026-06-30T11:15:45.129Z",
    "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-6649-8H33-MV2C

CVE-2026-57943 (GCVE-0-2026-57943)

Tags

Sightings

Nomenclature