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CriticalFix available

spip — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2026-77647

SPIP before 4.4.20 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to incorrect identification of

Products
spip
Affected versions
4.4.10+dfsg-1, 4.4.11+dfsg-0+deb13u1, 4.4.11+dfsg-1, 4.4.13+dfsg-0+deb13u1, 4.4.13+dfsg-1, 4.4.14+dfsg-1, 4.4.15+dfsg-0+deb13u1, 4.4.15+dfsg-1, 4.4.16+dfsg-0+deb13u1, 4.4.16+dfsg-1, 4.4.18+dfsg-1, 4.4.19+dfsg-0+deb13u1, 4.4.19+dfsg-1, 4.4.3+dfsg-1, 4.4.3+dfsg-1+deb13u1, 4.4.4+dfsg-1, 4.4.5+dfsg-1, 4.4.6+dfsg-1, 4.4.7+dfsg-1, 4.4.8+dfsg-1, 4.4.9+dfsg-1
Fixed versions
4.4.20+dfsg-0+deb13u1, 4.4.20+dfsg-1
CVEs
CVE-2026-77647
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 17:48 UTC · Revision 2

Source evidence

DEBIAN-CVE-2026-77647

core-osv · Original source

Published 20 Aug 2026, 23:16 UTC

SPIP before 4.4.20 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to incorrect identification of

osv:DEBIAN-CVE-2026-77647

spip

Fixed versions: 4.4.20+dfsg-0+deb13u1

spip

Fixed versions: 4.4.20+dfsg-1

Complete source record
{
  "id": "7f8dd8de362873fec3f079f5c9ff07be5b2e14399f74f36b87c61a9cbc2a2f51",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-77647",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2026-77647",
    "summary": "SPIP before 4.4.20 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to incorrect identification of",
    "evidence": "osv:DEBIAN-CVE-2026-77647",
    "products": [
      {
        "name": {
          "value": "spip",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.4.20+dfsg-0+deb13u1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "4.4.10+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.11+dfsg-0+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.11+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.13+dfsg-0+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.13+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.14+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.15+dfsg-0+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.15+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.16+dfsg-0+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.16+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.18+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.19+dfsg-0+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.19+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.3+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.3+dfsg-1+deb13u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.4+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.5+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.6+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.7+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.8+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "4.4.9+dfsg-1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "spip",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.4.20+dfsg-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "4.4.10+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.11+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.13+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.14+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.15+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.16+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.18+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.19+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.3+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.4+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.5+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.6+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.7+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.8+dfsg-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.4.9+dfsg-1",
            "evidence": "/affected/1/versions"
          }
        ]
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "DEBIAN-CVE-2026-77647",
      "aliases": [
        "DEBIAN-CVE-2026-77647"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.4.20+dfsg-0+deb13u1"
                }
              ]
            }
          ],
          "package": {
            "name": "spip",
            "purl": "pkg:deb/debian/spip?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "versions": [
            "4.4.10+dfsg-1",
            "4.4.11+dfsg-0+deb13u1",
            "4.4.11+dfsg-1",
            "4.4.13+dfsg-0+deb13u1",
            "4.4.13+dfsg-1",
            "4.4.14+dfsg-1",
            "4.4.15+dfsg-0+deb13u1",
            "4.4.15+dfsg-1",
            "4.4.16+dfsg-0+deb13u1",
            "4.4.16+dfsg-1",
            "4.4.18+dfsg-1",
            "4.4.19+dfsg-0+deb13u1",
            "4.4.19+dfsg-1",
            "4.4.3+dfsg-1",
            "4.4.3+dfsg-1+deb13u1",
            "4.4.4+dfsg-1",
            "4.4.5+dfsg-1",
            "4.4.6+dfsg-1",
            "4.4.7+dfsg-1",
            "4.4.8+dfsg-1",
            "4.4.9+dfsg-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-77647.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.4.20+dfsg-1"
                }
              ]
            }
          ],
          "package": {
            "name": "spip",
            "purl": "pkg:deb/debian/spip?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "versions": [
            "4.4.10+dfsg-1",
            "4.4.11+dfsg-1",
            "4.4.13+dfsg-1",
            "4.4.14+dfsg-1",
            "4.4.15+dfsg-1",
            "4.4.16+dfsg-1",
            "4.4.18+dfsg-1",
            "4.4.19+dfsg-1",
            "4.4.3+dfsg-1",
            "4.4.4+dfsg-1",
            "4.4.5+dfsg-1",
            "4.4.6+dfsg-1",
            "4.4.7+dfsg-1",
            "4.4.8+dfsg-1",
            "4.4.9+dfsg-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-77647.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-27T09:47:39.580855744Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-77647"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2026-77647"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-77647",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 461269,
  "published_at": "2026-08-20T23:16:28.647+00:00"
}