TC-2026-0004 · PYPI · PACKAGE

[email protected]

PyPI releases 1.82.7 and 1.82.8 contained litellm_init.pth executing on every Python interpreter startup to harvest SSH keys, .env files, and cloud credentials.

Primary advisory (FutureSearch) Back to all 66 records

Signed ledger verdict

TC-2026-0004

Known bad (exit 2) pypi:litellm==1.82.8

IOC & scope: pypi:litellm==1.82.7, 1.82.8 (litellm_init.pth). Verified by human review and signed into the CC-BY 4.0 OSV v1.6.0 feed.

Credited finder: FutureSearch ↗
Recorded timestamp: 2026-03-24
Canonical SHA-256: 070c69563ae21a68…
Local hook action: Block (exit 2)

Run live in Counter Workbench

Signed in /feed.json (.sig).

01 8-Vector Capability X-Ray (ABOM) & OWASP Agentic Crosswalk

Deterministic capability profile and taxonomy mapping.

Every artifact in the threat.cafe ledger is profiled across eight execution vectors and mapped to the OWASP Top 10 for Agentic Applications (ASI01-ASI10) and Agentic Skills & Tools (AST01-AST10).

8-Vector Capability X-Ray (ABOM)

1. Filesystem
Sensitive paths touched: ~/.ssh/id_ed25519, ~/.aws/credentials, ~/.kube/config, .env
2. Environment
Variables harvested: OPENAI_API_KEY, AWS_SECRET_ACCESS_KEY, GCP_SERVICE_ACCOUNT
3. Network
Outbound egress domains: telemetry-litellm-cdn.invalid:443
4. Subprocess
Process execution primitives: site-packages/litellm_init.pth, subprocess.Popen
5. Lifecycle
Install / startup hooks: .pth_startup_autorun
6. OAuth / MCP
Declared scopes: None observed
7. Obfuscation
Encoding / steganography: zlib_base64_marshal
8. Provenance
Attestation status: stolen_pypi_token_team_pcp

Governance & detector mapping

OWASP Agentic ASI (2026): ASI03 (Identity & Privilege Abuse), ASI04 (Agentic Supply Chain Vulnerabilities), ASI05 (Unexpected Code Execution (RCE))
OWASP Agentic AST (2026): AST01 (Malicious MCP Servers), AST03 (Insecure Credential Handling)
Deterministic rules matched: RULE_03_PTH_STARTUP_PERSISTENCE, RULE_05_PROMPT_EXFIL_SHELL

Version scoping & related records

TC-2026-0013 (pypi:litellm==1.82.7): status known_bad — First poisoned PyPI release in the March 24, 2026 TeamPCP LiteLLM attack; drops litellm_init.pth startup crede
TC-2026-0103 (pypi:litellm==1.82.6): status no_known_bad — Verified clean PyPI wheel of LiteLLM prior to the March 24, 2026 TeamPCP compromise. Contains zero .pth startu
TC-2026-0104 (pypi:litellm==1.82.9): status no_known_bad — Verified clean PyPI release of LiteLLM published after PyPI token rotation and removal of litellm_init.pth.

Local CLI verification

$ threat-cafe-hook check "pypi:litellm==1.82.8"
[threat.cafe] known_bad: pypi:litellm==1.82.8 (TC-2026-0004)
  Reason: PyPI releases 1.82.7 and 1.82.8 contained litellm_init.pth executing on every Python inter
  Source: https://futuresearch.ai/blog/litellm-pypi-supply-chain-attack/ (credited to FutureSearch)

OSV v1.6.0 machine-readable record

Included in /feed.json under CC-BY 4.0 license and verified by /feed.json.sig.

{
  "schema_version": "1.6.0",
  "id": "TC-2026-0004",
  "modified": "2026-03-24T19:45:00Z",
  "published": "2026-03-24T19:45:00Z",
  "summary": "PyPI releases 1.82.7 and 1.82.8 contained litellm_init.pth executing on every Python interpreter startup to harvest SSH keys, .env files, and cloud credentials.",
  "affected": [
    {
      "package": {
        "ecosystem": "pypi",
        "name": "litellm"
      },
      "versions": [
        "1.82.8"
      ]
    }
  ],
  "credits": [
    {
      "name": "FutureSearch",
      "type": "FINDER"
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://futuresearch.ai/blog/litellm-pypi-supply-chain-attack/"
    },
    {
      "type": "WEB",
      "url": "https://threat.cafe/incidents/tc-2026-0004/"
    }
  ],
  "database_specific": {
    "target": "pypi:litellm==1.82.8",
    "kind": "package",
    "verdict": "known_bad",
    "ioc": "pypi:litellm==1.82.7, 1.82.8 (litellm_init.pth)",
    "artifact_sha256": "070c69563ae21a6869928f41d5a5963ef0fbeabc2e0f217259b15a682f6eddbe",
    "owasp_asi": [
      "ASI03",
      "ASI04",
      "ASI05"
    ],
    "owasp_ast": [
      "AST01",
      "AST03"
    ],
    "rules_matched": [
      "RULE_03_PTH_STARTUP_PERSISTENCE",
      "RULE_05_PROMPT_EXFIL_SHELL"
    ],
    "abom": {
      "fs_sensitive": [
        "~/.ssh/id_ed25519",
        "~/.aws/credentials",
        "~/.kube/config",
        ".env"
      ],
      "env_harvest": [
        "OPENAI_API_KEY",
        "AWS_SECRET_ACCESS_KEY",
        "GCP_SERVICE_ACCOUNT"
      ],
      "net_egress": [
        "telemetry-litellm-cdn.invalid:443"
      ],
      "proc_exec": [
        "site-packages/litellm_init.pth",
        "subprocess.Popen"
      ],
      "install_hooks": [
        ".pth_startup_autorun"
      ],
      "oauth_scopes": [],
      "obfuscation": [
        "zlib_base64_marshal"
      ],
      "provenance": "stolen_pypi_token_team_pcp"
    },
    "license": "CC-BY-4.0",
    "record_digest": "sha256:eaed3d56edd1def83d9f77b0041a5eee8f1bdb78fde8cf6b521dda6645a5dd9b",
    "release_signature_url": "https://threat.cafe/feed.json.sig"
  }
}

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