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Python stack vulnerabilities · Page 68

Vulnerabilities published for Python in the last 30 days: 360. Listed in the KEV catalogue: 1.

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Vulnerabilities: 7131

  1. CVE-2025-71356

    High · CVSS 7.6EPSS 0.38%Fix available

    picklescan - Arbitrary Code Execution via torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression

    picklescan before 0.0.28 fails to detect malicious torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression function calls in pickle files. Attackers can embed undetected code in pickle files that executes remote code when loaded by victims.

    • Update to 0.0.28
    Published Updated
  2. CVE-2025-71353

    High · CVSS 7.6EPSS 0.38%Fix available

    picklescan - Remote Code Execution via torch._dynamo.guards.GuardBuilder.get

    picklescan before 0.0.28 fails to detect malicious pickle files that exploit torch._dynamo.guards.GuardBuilder.get function in reduce methods. Attackers can craft pickle files with embedded code that evades picklescan detection and executes arbitrary commands when loaded.

    • Update to 0.0.28
    Published Updated
  3. CVE-2025-71347

    High · CVSS 7.6EPSS 0.56%Fix available

    picklescan - Undetected Remote Code Execution via numpy.f2py.crackfortran.param_eval

    picklescan before 0.0.33 fails to detect malicious pickle files using numpy.f2py.crackfortran.param_eval function in reduce methods, allowing attackers to bypass security checks. Remote attackers can embed undetected code in pickle files that executes during deserialization, enabling arbitrary code execution in applications loading untrusted pickle data.

    • Update to 0.0.33
    Published Updated
  4. CVE-2025-71345

    High · CVSS 7.6EPSS 0.54%Fix available

    picklescan - Arbitrary Code Execution via torch.utils.bottleneck.__main__.run_autograd_prof

    picklescan before 0.0.30 fails to detect malicious pickle files that invoke torch.utils.bottleneck.__main__.run_autograd_prof function. Attackers can embed undetected code in pickle files that executes during deserialization, enabling remote code execution.

    • Update to 0.0.30
    Published Updated
  5. CVE-2025-71343

    High · CVSS 7.6EPSS 0.38%Fix available

    picklescan - Arbitrary Code Execution via lib2to3.pgen2.pgen.ParserGenerator.make_label Detection Bypass

    picklescan before 0.0.30 fails to detect malicious pickle files that exploit lib2to3.pgen2.pgen.ParserGenerator.make_label function in the reduce method. Attackers can craft malicious pickle files with embedded code that evades detection but executes arbitrary commands when pickle.load() is called.

    • Update to 0.0.30
    Published Updated
  6. CVE-2025-71342

    High · CVSS 7.6EPSS 0.54%Fix available

    picklescan - Undetected Remote Code Execution via idlelib.run.Executive.runcode

    picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code in pickle files that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks.

    • Update to 0.0.30
    Published Updated
  7. CVE-2026-12252

    High · CVSS 7.8EPSS 0.19%Fix available

    Untrusted JAR Code Execution in Multiple Stanford Interface Classes in nltk/nltk

    In nltk/nltk versions 3.9.3 and earlier, five Stanford interface classes (StanfordPOSTagger, StanfordNERTagger, StanfordParser, StanfordDependencyParser, and StanfordNeuralDependencyParser) are vulnerable to untrusted JAR code execution. These classes accept user-controllable JAR paths and execute them via the `java()` function, which invokes `subprocess.Popen()` without integrity verification. This vulnerability is identical to CVE-2026-0848, which was fixed for StanfordSegmenter by adding SHA256 verification. However, the fix was not applied to these additional classes, leaving them susceptible to arbitrary code execution when loading untru

    • Update to 3.10.3-1
    • Update to 3.9.4
    Published Updated
  8. CVE-2026-12481

    High · CVSS 8.8EPSS 0.72%Fix available

    Deserialization of Untrusted Data in keras-team/keras

    A vulnerability in keras-team/keras version 3.14.0 allows for arbitrary code execution due to improper handling of deserialization in the `Lambda` layer. Specifically, the `_raise_for_lambda_deserialization()` function fails to enforce the safe-mode guard when `safe_mode` is set to `None`, which is the default value when `from_config()` is called outside of a `SafeModeScope` context. This logic error conflates `None` (unset/default-deny) with `False` (explicitly disabled), bypassing the guard and allowing attacker-controlled `marshal` bytecode to be deserialized. Affected call sites include `keras.layers.deserialize(config)`, `keras.models.cl

    • Update to 3.12.3
    • Update to 3.15.0
    Published Updated
  9. CVE-2026-52830

    Critical · CVSS 9.4EPSS 0.65%Fix available

    fast-mcp-telegram: Bearer token path traversal bypasses reserved Telegram session protection

    fast-mcp-telegram is a Telegram MCP Server. Prior to 0.19.1, fast-mcp-telegram validates HTTP Bearer tokens by joining the raw token string into a session-file path. The verifier rejects the exact reserved token telegram, but it does not reject path separators or normalize the path before checking whether the session file exists. A remote HTTP client can therefore authenticate as the default legacy session with a token such as ../fast-mcp-telegram/telegram when the documented default session file ~/.config/fast-mcp-telegram/telegram.session exists. This bypasses the reserved session name control that is intended to prevent HTTP multi-user ses

    • Update to 0.19.1
    Published Updated
  10. CVE-2026-58653

    Medium · CVSS 5.3EPSS 0.26%Fix available

    PraisonAI - Authorization Bypass via Unvalidated project_id in Issue Create/Update

    PraisonAI before 0.1.7 fails to validate that project_id in issue create and update request bodies belongs to the URL workspace. An attacker can create issues referencing projects from other workspaces, causing cross-tenant data pollution in project statistics aggregation without workspace constraints.

    • Update to 0.1.7
    • Update to 0.1.8
    Published Updated
  11. CVE-2026-8147

    High · CVSS 8.1EPSS 0.55%Fix available

    Authorization Bypass in mlflow/mlflow

    In MLflow versions prior to 3.14.0, when running with authentication enabled, the trace API endpoints lack proper authorization validators. This allows any authenticated user to bypass experiment-level authorization controls on all trace operations, including reading, deleting, and modifying traces on experiments they do not have permission to access. The issue arises from the `_before_request` handler, which does not register authorization validators for trace endpoints, resulting in requests proceeding without validation. This vulnerability can expose sensitive data, destroy audit logs, and allow unauthorized modifications.

    • Update to 3.13.0rc0
    • Update to 3.14.0
    Published Updated
  12. PYSEC-2026-611

    Not ratedNo fix published

    Malicious code in uprobe (PyPI)

    Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of uprobe were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload (via the Bun runtime) on import that harvests and exfiltrates credentials and attempts self-propagation. This entry is a summary; behavior may not be fully characterized here. See the linked references for detailed analysis and indicators of compromise.

    Published Updated
  13. PYSEC-2026-610

    Not ratedNo fix published

    Malicious code in ufish (PyPI)

    Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of ufish were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload (via the Bun runtime) on import that harvests and exfiltrates credentials and attempts self-propagation. This entry is a summary; behavior may not be fully characterized here. See the linked references for detailed analysis and indicators of compromise.

    Published Updated
  14. PYSEC-2026-609

    Not ratedNo fix published

    Malicious code in synago (PyPI)

    Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of synago were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload (via the Bun runtime) on import that harvests and exfiltrates credentials and attempts self-propagation. This entry is a summary; behavior may not be fully characterized here. See the linked references for detailed analysis and indicators of compromise.

    Published Updated
  15. PYSEC-2026-608

    Not ratedNo fix published

    Malicious code in pantheon-toolsets (PyPI)

    Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of pantheon-toolsets were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload (via the Bun runtime) on import that harvests and exfiltrates credentials and attempts self-propagation. This entry is a summary; behavior may not be fully characterized here. See the linked references for detailed analysis and indicators of compromise.

    Published Updated
  16. PYSEC-2026-607

    Not ratedNo fix published

    Malicious code in pantheon-agents (PyPI)

    Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08, malicious phantom releases of pantheon-agents were published to PyPI using stolen credentials. The package executes a bundled JavaScript payload (via the Bun runtime) on import that harvests and exfiltrates credentials and attempts self-propagation. This entry is a summary; behavior may not be fully characterized here. See the linked references for detailed analysis and indicators of compromise.

    Published Updated
  17. CVE-2026-54263

    High · CVSS 7.3EPSS 0.36%Fix available

    Wagtail: Reflected XSS in dynamic image URL generator view

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, reflected cross-site scripting (XSS) vulnerability exists on the dynamic image URL generator view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail admin could craft a URL that, when viewed by a user with higher privileges, could perform actions with that user's credentials. The vulnerability is present for all sites, even if they do not enable the dynamic image serve view. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This is

    • Update to 7.3.3
    • Update to 7.4.2
    Published Updated
  18. CVE-2026-54262

    Medium · CVSS 4.3EPSS 0.27%Fix available

    Wagtail: Pages translations can be created without page permissions when using simple_translation

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, a low-level user with the "Can submit translation" permission can create translations for any page, including those they do not have permissions for. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.

    • Update to 7.0.8
    • Update to 7.3.3
    • Update to 7.4.2
    Published Updated
  19. CVE-2026-54261

    Medium · CVSS 6.5EPSS 0.34%Fix available

    Wagtail: Improper permission handling in image preview

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, due to a missing permission check on the image preview endpoint, a user with access to the Wagtail admin can preview any image. The existing data of the image object itself is not exposed. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.

    • Update to 7.0.8
    • Update to 7.3.3
    • Update to 7.4.2
    Published Updated
  20. CVE-2026-54259

    Medium · CVSS 4.3EPSS 0.27%Fix available

    Wagtail: Improper restriction handling on Documents and Images chosen endpoints

    Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, the Documents and Images chooser's chosen endpoint incorrectly listed items for which the user has not been granted choose permission. A user with access to the Wagtail admin could see the filename and name and URLs of documents and images in those collections. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.

    • Update to 7.0.8
    • Update to 7.3.3
    • Update to 7.4.2
    Published Updated

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