{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.14.0"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "7c2e78937d1f8614339bfa88bdcc21bb406deadd"
            }
          ],
          "repo": "https://github.com/strophe/libstrophe",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-121"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112063.json"
  },
  "details": "libstrophe through 0.14.0 contains a stack-based buffer overflow vulnerability in SCRAM_Hi that allows malicious XMPP servers to overflow a 128-byte stack buffer by sending an oversized SCRAM salt. Attackers can send a server-first-message whose s= attribute decodes to more than 124 bytes, aborting the client or overwriting stack memory in NDEBUG builds.",
  "id": "CVE-2026-112063",
  "modified": "2026-10-19T02:30:53.424925950Z",
  "published": "2026-10-18T12:19:52.787Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112063.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/strophe/libstrophe"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/strophe/libstrophe/blob/0.14.0/src/sasl.c"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/strophe/libstrophe/blob/0.14.0/src/scram.c"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@haindpwn/libstrophe-scram-salt-stack-overflow"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112063"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/libstrophe-through-0.14.0-stack-based-buffer-overflow-via-scram-salt-in-scram-hi"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "libstrophe through 0.14.0 Stack-Based Buffer Overflow via SCRAM Salt in SCRAM_Hi"
}