CVE-2026-11411 (GCVE-0-2026-11411)

Vulnerability from cvelistv5 – Published: 2026-06-06 10:45 – Updated: 2026-06-06 10:45
VLAI
Title
iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal
Summary
A security flaw has been discovered in iAI Lab PDF AI App 4.21.0 on Android. Impacted is the function getExternalCacheDir of the component chatpdf.pro. Performing a manipulation of the argument _display_name results in path traversal. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
4.8 (Medium)
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
4.4 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
4.4 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/368968 vdb-entrytechnical-description
https://vuldb.com/vuln/368968/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-11411 third-party-advisory
https://vuldb.com/submit/818818 third-party-advisory
https://github.com/actuator/chatpdf.pro exploit
Impacted products
Vendor Product Version
iAI Lab PDF AI App Affected: 4.21.0
    cpe:2.3:a:iai_lab:pdf_ai_app:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
Actuator (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:iai_lab:pdf_ai_app:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "chatpdf.pro"
          ],
          "product": "PDF AI App",
          "vendor": "iAI Lab",
          "versions": [
            {
              "status": "affected",
              "version": "4.21.0"
            }
          ]
        }
      ],
      "credits": [
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          "type": "reporter",
          "value": "Actuator (VulDB User)"
        },
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          "type": "coordinator",
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        }
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          "lang": "en",
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        }
      ],
      "metrics": [
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            "vdb-entry",
            "technical-description"
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          "url": "https://vuldb.com/vuln/368968"
        },
        {
          "name": "VDB-368968 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/368968/cti"
        },
        {
          "name": "CVE-2026-11411 | CVE Analysis and Report",
          "tags": [
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          "url": "https://vuldb.com/cve/CVE-2026-11411"
        },
        {
          "name": "Submit #818818 | iAI Lab PDF AI: Podcast, Notes, Slides Version 4.21.0 (chatpdf.pro) Path Traversal",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/818818"
        },
        {
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          "url": "https://github.com/actuator/chatpdf.pro"
        }
      ],
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          "value": "Advisory disclosed"
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          "time": "2026-06-05T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-06-05T20:42:27.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-11411",
    "datePublished": "2026-06-06T10:45:07.495Z",
    "dateReserved": "2026-06-05T18:37:23.840Z",
    "dateUpdated": "2026-06-06T10:45:07.495Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-11411",
      "date": "2026-06-07",
      "epss": "0.00015",
      "percentile": "0.02973"
    },
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  }
}


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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.