FKIE_CVE-2026-27221

Vulnerability from fkie_nvd - Published: 2026-03-10 22:16 - Updated: 2026-03-11 18:15
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Summary
Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue requires user interaction.
References
psirt@adobe.comhttps://helpx.adobe.com/security/products/acrobat/apsb26-26.htmlVendor Advisory
Impacted products
Vendor Product Version
adobe acrobat_dc *
apple macos -
microsoft windows -
adobe acrobat_reader_dc *
apple macos -
microsoft windows -
adobe acrobat *
apple macos -
microsoft windows -
To clipboard 

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      "value": "Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue requires user interaction."
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      "value": "Las versiones de Acrobat Reader 24.001.30307, 24.001.30308, 25.001.21265 y anteriores est\u00e1n afectadas por una vulnerabilidad de Validaci\u00f3n de Certificado Inapropiada que podr\u00eda resultar en una omisi\u00f3n de caracter\u00edstica de seguridad. Un atacante podr\u00eda aprovechar esta vulnerabilidad para suplantar la identidad de un firmante. La explotaci\u00f3n de este problema requiere interacci\u00f3n del usuario."
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  ],
  "id": "CVE-2026-27221",
  "lastModified": "2026-03-11T18:15:14.850",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
          "version": "3.1"
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        "impactScore": 3.6,
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        "type": "Primary"
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  "published": "2026-03-10T22:16:18.090",
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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.