FKIE_CVE-2026-22560

Vulnerability from fkie_nvd - Published: 2026-04-10 17:17 - Updated: 2026-04-17 22:01
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint.
References
support@hackerone.comhttps://github.com/RocketChat/Rocket.Chat/pull/38994Issue Tracking
support@hackerone.comhttps://hackerone.com/reports/3418031Issue Tracking
Impacted products
Vendor Product Version
rocket.chat rocket.chat *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "56DAA79C-714C-4F43-AA4B-FA20A6C95473",
              "versionEndExcluding": "8.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint."
    }
  ],
  "id": "CVE-2026-22560",
  "lastModified": "2026-04-17T22:01:13.620",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-04-10T17:17:01.980",
  "references": [
    {
      "source": "support@hackerone.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/RocketChat/Rocket.Chat/pull/38994"
    },
    {
      "source": "support@hackerone.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://hackerone.com/reports/3418031"
    }
  ],
  "sourceIdentifier": "support@hackerone.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ],
      "source": "support@hackerone.com",
      "type": "Secondary"
    }
  ]
}


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  • 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.