CVE-2026-106972

Full vulnerability record from the local CVENow database.

Description

Uncontrolled recursion in MessagePack\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Deferred

Source identifier

[email protected]

Published

2026-10-28 15:17:02.690000

Last modified

2026-10-29 17:17:56.497000

View original CVE JSON

{
  "id": "CVE-2026-106972",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-28T15:17:02.690",
  "lastModified": "2026-10-29T17:17:56.497",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://github.com/diptendukar/security-advisories/blob/main/CVE-2026-106972.md",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/rybakit/msgpack.php",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/rybakit/msgpack.php/releases/tag/v0.11.0",
      "source": "[email protected]"
    }
  ]
}