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CordysCRM EUVDEUVD-2026-83371

| CVE-2026-76900 MEDIUM
Server-Side Request Forgery (SSRF) (CWE-918)
2026-09-18 GitHub_M
6.8
CVSS 3.1 · Vendor: GitHub_M
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Severity by source

Vendor (GitHub_M) PRIMARY
6.8 MEDIUM
AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
vuln.today AI
7.7 HIGH

Network SSRF triggered via app workflow, so AV:N/AC:L; requires a delegated PROCESS_SETTING_ADD grant (PR:L, arguably PR:H); metadata/credential read gives C:H with scope change, no integrity or availability impact.

3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N

Primary rating from Vendor (GitHub_M).

CVSS VectorVendor: GitHub_M

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
Sep 18, 2026 - 20:39 vuln.today

DescriptionCVE.org

CordysCRM is an open source AI-powered customer relationship management system that supports private deployment. In version 1.7.3, ApprovalResourceService.sendWebHook reads WebHookConfig.webHookUrl from stored approval-node configuration and passes it through ApprovalFlowService.updateApprovalPostField to HttpClientUtils without the SSRF validation used by the optional testConnect path. A user with PROCESS_SETTING_ADD can configure an internal URL through POST /approval-flow/add and cause the server to request it when POST /approval-action/approve executes the approval action, enabling cloud metadata access, internal network reconnaissance, and interaction with reachable internal services. This issue is fixed in version 1.7.4.

AnalysisAI

CordysCRM 1.7.3 and earlier allows an authenticated user holding the PROCESS_SETTING_ADD permission to store an attacker-chosen webhook URL in an approval-flow node and then cause the server to issue outbound HTTP requests to that URL when an approval action is approved, turning the application into a proxy for reaching internal-only services. The assessment rates this CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - high confidentiality impact against the attacked component with no integrity or availability impact - and the practical payoff is cloud metadata access (for example 169.254.169.254) and internal network reconnaissance, bounded by the server's network reach and by the multi-step trigger (configure via POST /approval-flow/add, fire via POST /approval-action/approve). …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Vulnerability AssessmentAI

Exploitation Requires an authenticated account holding the PROCESS_SETTING_ADD permission to create/edit an approval flow (POST /approval-flow/add) with a webhook node containing an attacker-chosen webHookUrl. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment This is a genuine but moderate-priority SSRF (CWE-918) in CordysCRM 1.7.3, confirmed by the vendor advisory GHSA-fg6q-pfj7-fghw, the fixing PR #2966, commit e0ae23e, and the v1.7.4 release tag - the patch diff directly corroborates the root cause (the SSRF validation call was absent from the webhook send path and centralized SSRF validation was added inside HttpClientUtils). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Vendor-released patch: upgrade to CordysCRM 1.7.4 (https://github.com/1Panel-dev/CordysCRM/releases/tag/v1.7.4), which centralizes SSRF validation inside HttpClientUtils per PR https://github.com/1Panel-dev/CordysCRM/pull/2966 and commit https://github.com/1Panel-dev/CordysCRM/commit/e0ae23ebf16faa062204d90a689fe33496541ada; apply the advisory guidance at https://github.com/1Panel-dev/CordysCRM/security/advisories/GHSA-fg6q-pfj7-fghw. … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-83371 vulnerability details – vuln.today

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