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CVE-2026-27708

FOSSBilling is a free, open-source billing and client management system. In versions 0.7.2 and prior, the Servicecustom Client API's __call method accepts an order_id parameter and fetches the associated order without verifying the authenticated client owns it, potentially exposing cross-client data through IDOR. An authenticated client can access any other client's custom service by guessing sequential order IDs. This can lead to a confidentiality breach — attackers can read client PII (name, e
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2144b3849d03f73a93ce109048be9c959e6bd6893ea6122ba4dfe2ab659434b7
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-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/problemTypes/0/descriptions/0

{"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:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /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:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/problemTypes/2/descriptions/0

Affected products and versions

1 source assertion
{"product":"FOSSBilling","vendor":"FOSSBilling","versions":[{"status":"affected","version":"< 0.8.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

3 source assertions
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/problemTypes/0/descriptions/0
{"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:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /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:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/problemTypes/2/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/FOSSBilling/FOSSBilling/releases/tag/0.8.0","tags":["x_refsource_MISC"],"url":"https://github.com/FOSSBilling/FOSSBilling/releases/tag/0.8.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/references/1
{"name":"https://github.com/FOSSBilling/FOSSBilling/security/advisories/GHSA-p36w-9x66-488j","tags":["x_refsource_CONFIRM"],"url":"https://github.com/FOSSBilling/FOSSBilling/security/advisories/GHSA-p36w-9x66-488j"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bab77034117b1f2c8dc7aacad15aded4716a664632eefa69eb1cbf4793145141 · sha256:a01598d48841b48a… · /containers/cna/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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