FKIE_CVE-2026-2869

Vulnerability from fkie_nvd - Published: 2026-02-21 15:15 - Updated: 2026-02-26 02:46
Severity ?
3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
A vulnerability was identified in janet-lang janet up to 1.40.1. Affected by this vulnerability is the function janetc_varset of the file src/core/specials.c of the component handleattr Handler. The manipulation leads to out-of-bounds read. The attack can only be performed from a local environment. The exploit is publicly available and might be used. Upgrading to version 1.41.0 addresses this issue. The identifier of the patch is 2fabc80151a2b8834ee59cda8a70453f848b40e5. The affected component should be upgraded.
References
cna@vuldb.comhttps://github.com/janet-lang/janet/Product
cna@vuldb.comhttps://github.com/janet-lang/janet/commit/2fabc80151a2b8834ee59cda8a70453f848b40e5Patch
cna@vuldb.comhttps://github.com/janet-lang/janet/issues/1699Exploit, Issue Tracking
cna@vuldb.comhttps://github.com/janet-lang/janet/releases/tag/v1.41.0Release Notes
cna@vuldb.comhttps://github.com/oneafter/0123/blob/main/ja1/reproExploit
cna@vuldb.comhttps://vuldb.com/?ctiid.347106Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.347106Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.754589Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
janet-lang janet *
To clipboard 

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  "cveTags": [],
  "descriptions": [
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      "value": "A vulnerability was identified in janet-lang janet up to 1.40.1. Affected by this vulnerability is the function janetc_varset of the file src/core/specials.c of the component handleattr Handler. The manipulation leads to out-of-bounds read. The attack can only be performed from a local environment. The exploit is publicly available and might be used. Upgrading to version 1.41.0 addresses this issue. The identifier of the patch is 2fabc80151a2b8834ee59cda8a70453f848b40e5. The affected component should be upgraded."
    },
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      "value": "Se identific\u00f3 una vulnerabilidad en janet-lang janet hasta la versi\u00f3n 1.40.1. Afectada por esta vulnerabilidad es la funci\u00f3n janetc_varset del archivo src/core/specials.c del componente gestor handleattr. La manipulaci\u00f3n conduce a una lectura fuera de l\u00edmites. El ataque solo puede realizarse desde un entorno local. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser utilizado. La actualizaci\u00f3n a la versi\u00f3n 1.41.0 soluciona este problema. El identificador del parche es 2fabc80151a2b8834ee59cda8a70453f848b40e5. El componente afectado deber\u00eda ser actualizado."
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  "id": "CVE-2026-2869",
  "lastModified": "2026-02-26T02:46:40.000",
  "metrics": {
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          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
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  "references": [
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      "source": "cna@vuldb.com",
      "tags": [
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      "url": "https://github.com/janet-lang/janet/"
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Sightings

Author Source Type Date

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.