Unrated

DEBIAN-CVE-2026-41850

Type: advisorySource: OSV1 source record

Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions are vulnerable to an Algorithmic Denial of Service (DoS). By providing a specially crafted expression, an attacker can trigger excessive resource consumption during evaluation, leading to application degradation or unavailability. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

Announced 9 Jun 2026Group revision 1

Original source ↗

DEBIAN-CVE-2026-41850

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-41850

libspring-java

Source reference: /affected/0/package/name

Affected versions: 4.3.30-2
Source reference: /affected/0/versions
4.3.30-3
Source reference: /affected/0/versions
4.3.30-4
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

libspring-java

Source reference: /affected/1/package/name

Affected versions: 4.3.30-3
Source reference: /affected/1/versions
4.3.30-4
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

libspring-java

Source reference: /affected/2/package/name

Affected versions: 4.3.30-3
Source reference: /affected/2/versions
4.3.30-4
Source reference: /affected/2/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libspring-java",
      "purl": "pkg:deb/debian/libspring-java?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "4.3.30-2",
      "4.3.30-3",
      "4.3.30-4"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41850.json"
    },
    "ecosystem_specific": {
      "urgency": "unimportant"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libspring-java",
      "purl": "pkg:deb/debian/libspring-java?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "4.3.30-3",
      "4.3.30-4"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41850.json"
    },
    "ecosystem_specific": {
      "urgency": "unimportant"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libspring-java",
      "purl": "pkg:deb/debian/libspring-java?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "4.3.30-3",
      "4.3.30-4"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41850.json"
    },
    "ecosystem_specific": {
      "urgency": "unimportant"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #57622 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 17:21:43 GMT
Publisher date: Tue, 09 Jun 2026 05:16:37 GMT

Read the original announcement

Revision history

25 Oct 2026DEBIAN-CVE-2026-41850 · Revision 1Source updated