CVE Explorer
CVE-2026-40520
FreePBX api module version 17.0.8 and prior contain a command injection vulnerability in the initiateGqlAPIProcess() function where GraphQL mutation input fields are passed directly to shell_exec() without sanitization or escaping. An authenticated user with a valid bearer token can send a GraphQL moduleOperations mutation with backtick-wrapped commands in the module field to execute arbitrary commands on the underlying host as the web server user.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
cvss · 2 assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.6,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/metrics/1/cvssV3_1
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","packageURL":"pkg:github/FreePBX/api","product":"api","repo":"https://github.com/FreePBX/api","vendor":"FreePBX","versions":[{"lessThanOrEqual":"17.0.8","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"5f194e39a47e5481e8947f9694304d32724175f6","versionType":"git"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/affected/0
Provider-owned CVSS observations
2 source assertions{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.6,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/metrics/1/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"tags":["related"],"url":"https://github.com/FreePBX/api/blob/5f194e39a47e5481e8947f9694304d32724175f6/Api.class.php#L546C1-L554C3"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/references/1
{"tags":["related"],"url":"https://github.com/FreePBX/api/blob/5f194e39a47e5481e8947f9694304d32724175f6/ApiGqlHelper.class.php#L34C1-L36C136"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/references/2
{"tags":["patch"],"url":"https://github.com/FreePBX/api/commit/5f194e39a47e5481e8947f9694304d32724175f6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/references/0
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/freepbx-api-module-command-injection-via-graphql"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c4b9f62c8bf06ac8af2666e6f2e56d27abb5dc1674e875f25b475499aa09d0c7 · sha256:c75f3422726226e9… · /containers/cna/references/3
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.