CVE-2026-11753

Full vulnerability record from the local CVENow database.

Description

A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL.

Severity

MEDIUM

CVSS score

5.1 (v4.0)

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-04 06:17:03.997000

Last modified

2026-11-04 06:17:03.997000

View original CVE JSON

{
  "id": "CVE-2026-11753",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-04T06:17:03.997",
  "lastModified": "2026-11-04T06:17:03.997",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been identified in armeria-saml versions prior to 1.41.1, where attacker-controlled RelayState is reflected into the HTTP Location header after successful authentication, allowing an unvalidated redirect to an attacker-controlled URL."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "LY Corporation",
          "product": "Armeria",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "1.41.1",
              "lessThan": "*",
              "versionType": "custom",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/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",
          "baseScore": 5.1,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "userInteraction": "PASSIVE",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED"
        }
      }
    ]
  },
  "references": [
    {
      "url": "https://github.com/line/armeria/security/advisories/GHSA-89cp-657f-wp7v",
      "source": "[email protected]"
    },
    {
      "url": "https://line.github.io/security-advisory-blog/CVE-2026-11753/",
      "source": "[email protected]"
    }
  ]
}