CVE-2026-19358 (GCVE-0-2026-19358)

Vulnerability from cvelistv5 – Published: 2026-08-09 15:45 – Updated: 2026-08-09 15:45
VLAI
Title
3CORESec Trapdoor DefaultFunction access control
Summary
A weakness has been identified in 3CORESec Trapdoor up to 1.2.2. Affected by this vulnerability is the function DefaultFunction. This manipulation causes improper access controls. The attack can be initiated remotely. The vendor was contacted early about this disclosure.
Severity
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
CWE
  • CWE-284 - Improper Access Controls
  • CWE-266 - Incorrect Privilege Assignment
Assigner
References
URL Tags
https://vuldb.com/vuln/387212 vdb-entrytechnical-description
https://vuldb.com/vuln/387212/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19358 third-party-advisory
https://vuldb.com/submit/866021 third-party-advisory
Impacted products
Vendor Product Version
3CORESec Trapdoor Affected: 1.2.0
Affected: 1.2.1
Affected: 1.2.2
    cpe:2.3:a:3coresec:trapdoor:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
changli (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

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  "cveMetadata": {
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    "dateReserved": "2026-08-08T18:51:35.024Z",
    "dateUpdated": "2026-08-09T15:45:06.836Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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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.