CVE-2026-1106 (GCVE-0-2026-1106)

Vulnerability from cvelistv5 – Published: 2026-01-18 00:02 – Updated: 2026-01-18 00:02 X_Open Source
VLAI?
Title
Chamilo LMS Legal Consent SocialController.php deleteLegal improper authorization
Summary
A security flaw has been discovered in Chamilo LMS up to 2.0.0 Beta 1. This issue affects the function deleteLegal of the file src/CoreBundle/Controller/SocialController.php of the component Legal Consent Handler. Performing a manipulation of the argument userId results in improper authorization. The attack is possible to be carried out remotely. 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 ?
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
5.4 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
CWE
  • CWE-285 - Improper Authorization
  • CWE-266 - Incorrect Privilege Assignment
Assigner
References
https://vuldb.com/?id.341698 vdb-entrytechnical-description
https://vuldb.com/?ctiid.341698 signaturepermissions-required
https://vuldb.com/?submit.731510 third-party-advisory
https://note-hxlab.wetolink.com/share/w92t1Q0a74Gj exploit
Impacted products
Vendor Product Version
Chamilo LMS Affected: 2.0.0 Beta 1
Create a notification for this product.
Credits
angelkate (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "modules": [
            "Legal Consent Handler"
          ],
          "product": "LMS",
          "vendor": "Chamilo",
          "versions": [
            {
              "status": "affected",
              "version": "2.0.0 Beta 1"
            }
          ]
        }
      ],
      "credits": [
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          "lang": "en",
          "type": "reporter",
          "value": "angelkate (VulDB User)"
        }
      ],
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          "lang": "en",
          "value": "A security flaw has been discovered in Chamilo LMS up to 2.0.0 Beta 1. This issue affects the function deleteLegal of the file src/CoreBundle/Controller/SocialController.php of the component Legal Consent Handler. Performing a manipulation of the argument userId results in improper authorization. The attack is possible to be carried out remotely. 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."
        }
      ],
      "metrics": [
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      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
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            "technical-description"
          ],
          "url": "https://vuldb.com/?id.341698"
        },
        {
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          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.341698"
        },
        {
          "name": "Submit #731510 | Chamilo LMS \u003c= v2.0.0 Beta 1 SocialController IDOR - Legal Consent Data Manipulat",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.731510"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://note-hxlab.wetolink.com/share/w92t1Q0a74Gj"
        }
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      "tags": [
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      ],
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          "lang": "en",
          "time": "2026-01-17T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
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          "time": "2026-01-17T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-01-17T09:42:27.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Chamilo LMS Legal Consent SocialController.php deleteLegal improper authorization"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-1106",
    "datePublished": "2026-01-18T00:02:09.172Z",
    "dateReserved": "2026-01-17T08:37:17.795Z",
    "dateUpdated": "2026-01-18T00:02:09.172Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-1106\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-01-18T01:15:51.023\",\"lastModified\":\"2026-01-18T01:15:51.023\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A security flaw has been discovered in Chamilo LMS up to 2.0.0 Beta 1. This issue affects the function deleteLegal of the file src/CoreBundle/Controller/SocialController.php of the component Legal Consent Handler. Performing a manipulation of the argument userId results in improper authorization. The attack is possible to be carried out remotely. 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.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"LOW\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.8,\"impactScore\":2.5}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:P/A:P\",\"baseScore\":5.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-266\"},{\"lang\":\"en\",\"value\":\"CWE-285\"}]}],\"references\":[{\"url\":\"https://note-hxlab.wetolink.com/share/w92t1Q0a74Gj\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?ctiid.341698\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?id.341698\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?submit.731510\",\"source\":\"cna@vuldb.com\"}]}}"
  }
}


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Sightings

Author Source Type Date

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.