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CVE-2026-55544

NextCRM is open-source customer relationship management (CRM) software. In version 0.12.1, the MCP campaign tools expose campaign read and write operations over the network using user-generated Bearer API tokens (`nxtc__...`). The application has an authorization model that restricts normal users to campaigns they created, but multiple MCP campaign handlers ignore the authenticated user ID and query or mutate campaigns only by object ID. As a result, a low-privileged authenticated user with a va
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bd26e8f68c1d3ae1c6ae24cfc0144e37917eb93eedd0b5e9d08f45e15876b127
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"nextcrm-app","vendor":"pdovhomilja","versions":[{"status":"affected","version":"= 0.12.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.6,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/pdovhomilja/nextcrm-app/security/advisories/GHSA-c9vg-c532-ppqx","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pdovhomilja/nextcrm-app/security/advisories/GHSA-c9vg-c532-ppqx"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/pdovhomilja/nextcrm-app/security/advisories/GHSA-c9vg-c532-ppqx"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f0eb7a78f5221191e796131adfaee1ce81777cfe7bd2af8ac746312c3c281e5a · sha256:0e028ce46ec2475e… · /containers/adp/0/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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