FKIE_CVE-2026-32935

Vulnerability from fkie_nvd - Published: 2026-03-20 03:16 - Updated: 2026-03-23 19:23
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
phpseclib is a PHP secure communications library. Projects using versions 1.0.26 and below, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable to a to padding oracle timing attack when using AES in CBC mode. This issue has been fixed in versions 1.0.27, 2.0.52 and 3.0.50.
References
security-advisories@github.comhttps://github.com/phpseclib/phpseclib/commit/ccc21aef71eb170e9bf819b167e67d1fd9e6e788Patch
security-advisories@github.comhttps://github.com/phpseclib/phpseclib/security/advisories/GHSA-94g3-g5v7-q4jgPatch, Vendor Advisory
Impacted products
Vendor Product Version
phpseclib phpseclib *
phpseclib phpseclib *
phpseclib phpseclib *
To clipboard 

{
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    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C6E24FA3-3B81-4B9C-8496-F00C05C25B08",
              "versionEndExcluding": "1.0.27",
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  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "phpseclib is a PHP secure communications library. Projects using versions 1.0.26 and below, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable to a to padding oracle timing attack when using AES in CBC mode. This issue has been fixed in versions 1.0.27, 2.0.52 and 3.0.50."
    },
    {
      "lang": "es",
      "value": "phpseclib es una biblioteca PHP de comunicaciones seguras. Los proyectos que utilizan las versiones 1.0.26 e inferiores, 2.0.0 hasta 2.0.51, y 3.0.0 hasta 3.0.49 son vulnerables a un ataque de temporizaci\u00f3n de or\u00e1culo de relleno al usar AES en modo CBC. Este problema ha sido solucionado en las versiones 1.0.27, 2.0.52 y 3.0.50."
    }
  ],
  "id": "CVE-2026-32935",
  "lastModified": "2026-03-23T19:23:56.903",
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          "confidentialityImpact": "HIGH",
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          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
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          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
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          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "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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          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
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          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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          "vulnerabilityResponseEffort": "NOT_DEFINED"
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  "published": "2026-03-20T03:16:00.763",
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  "vulnStatus": "Analyzed",
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          "value": "CWE-208"
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}


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Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.