Vulnerability-Lookup

GHSA-72F8-2Q8J-RXMR

Vulnerability from github – Published: 2026-10-30 12:31 – Updated: 2026-10-30 12:31

Details

Jellyfin through 12.4 contains an authorization bypass vulnerability in SuggestionsController.GetSuggestions that allows authenticated non-administrator users to bypass library and parental restrictions by omitting the userId parameter. Attackers can repeatedly call GET /Items/Suggestions without userId to enumerate restricted items, including IDs and server filesystem paths, and then stream them.

Severity

6.5 (Medium)


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

7.1 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-119551"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-30T12:16:41Z",
    "severity": "HIGH"
  },
  "details": "Jellyfin through 12.4 contains an authorization bypass vulnerability in SuggestionsController.GetSuggestions that allows authenticated non-administrator users to bypass library and parental restrictions by omitting the userId parameter. Attackers can repeatedly call GET /Items/Suggestions without userId to enumerate restricted items, including IDs and server filesystem paths, and then stream them.",
  "id": "GHSA-72f8-2q8j-rxmr",
  "modified": "2026-10-30T12:31:21Z",
  "published": "2026-10-30T12:31:21Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-119551"
    },
    {
      "type": "WEB",
      "url": "https://abraxaslabs.tech/research/jellyfin-suggestions-idor"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jellyfin/jellyfin"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/SuggestionsController.cs#L70-L95"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/jellyfin-through-12.4-authorization-bypass-via-get-items-suggestions"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/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-2026-119551 (GCVE-0-2026-119551)

Vulnerability from cvelistv5 – Published: 2026-10-30 11:31 – Updated: 2026-11-04 11:40

Title

Jellyfin through 12.4 Authorization Bypass via GET /Items/Suggestions

Summary

Severity

7.1 (High)


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

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-11-04 11:40 UTC

CWE

CWE-862 - Missing Authorization

Assigner

VulnCheck CNA under the mitre root

CNA scorecard B 84/100 over 7427 records in the last 180 days details

References

5 references

URL	Tags
https://github.com/jellyfin/jellyfin/blob/v12.4/J…	technical-description
https://github.com/jellyfin/jellyfin/security/adv…	relatedvendor-advisory
https://abraxaslabs.tech/research/jellyfin-sugges…	third-party-advisory
https://github.com/jellyfin/jellyfin	product
https://www.vulncheck.com/advisories/jellyfin-thr…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
jellyfin	jellyfin	Affected: 0 , ≤ 12.4 (custom) cpe:2.3:a:jellyfin:jellyfin::::::::

Date Public

2026-10-17 00:00

Credits

Abraxas Labs

Show details on NVD website

JSON

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-119551",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-11-04T11:40:39.230146Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2026-11-04T11:40:48.229Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:github/jellyfin/jellyfin",
          "product": "jellyfin",
          "repo": "https://github.com/jellyfin/jellyfin",
          "vendor": "jellyfin",
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          "type": "finder",
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        }
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      "metrics": [
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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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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