Aider-AI Aider Pre-commit Hook args.py protection mechanism

{
  "id": "87ca37d2a64e64455095187ea4b85277dd714654d26492dd98de15a453176968",
  "url": "https://osv.dev/vulnerability/CVE-2026-10174",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Aider-AI Aider Pre-commit Hook args.py protection mechanism",
    "summary": "A vulnerability was identified in Aider-AI Aider 0.86.3. Affected is an unknown function of the file aider/args.py of the component Pre-commit Hook Handler. Such manipulation of the argument git-commit-verify leads to protection mechanism failure. The attack may be launched remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.",
    "evidence": "osv:CVE-2026-10174",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-10174",
      "aliases": [
        "CVE-2026-10174"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/aider-ai/aider",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7a1bd15f0c78160129c3b7ffc5ffc94bd992bbbe"
                },
                {
                  "last_affected": "7a1bd15f0c78160129c3b7ffc5ffc94bd992bbbe"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0.86.3"
                      },
                      {
                        "last_affected": "0.86.3"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.86.3",
            "v0.86.3.dev"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-10174.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.874348854Z",
      "provider": "osv",
      "references": [
        "https://github.com/Aider-AI/aider/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10174.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-10174",
        "https://vuldb.com/cve/CVE-2026-10174",
        "https://vuldb.com/submit/819901",
        "https://vuldb.com/vuln/367455",
        "https://github.com/Aider-AI/aider/issues/5057",
        "https://vuldb.com/vuln/367455/cti"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-693"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10174.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-10174",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492415,
  "published_at": "2026-05-31T08:00:11.079+00:00"
}