{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-82911", "assignerOrgId": "4daa8cea-433a-44bd-9456-53b127fc289a", "state": "PUBLISHED", "assignerShortName": "Secur0", "dateReserved": "2026-08-31T10:22:08.667Z", "datePublished": "2026-09-04T15:33:44.562Z", "dateUpdated": "2026-09-04T19:31:33.575Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "4daa8cea-433a-44bd-9456-53b127fc289a", "shortName": "Secur0", "dateUpdated": "2026-09-04T15:33:44.562Z" }, "title": "CSRF in Prospero Flow CRM order confirmation allows unauthorized order state changes", "datePublic": "2026-07-30T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-352", "description": "CWE-352 Cross-Site Request Forgery (CSRF)", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-62", "descriptions": [ { "lang": "en", "value": "CAPEC-62 Cross-Site Request Forgery" } ] } ], "affected": [ { "vendor": "Roskus", "product": "Prospero Flow CRM", "repo": "https://github.com/Roskus/prospero-flow-crm", "modules": [ "Order" ], "programFiles": [ "routes/module/order.php", "resources/views/order/index.blade.php", "app/Http/Controllers/Order/OrderConfirmController.php" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "5.15.11", "versionType": "semver" } ], "defaultStatus": "unaffected", "cpes": [ "cpe:2.3:a:roskus:prospero_flow_crm:*:*:*:*:*:*:*:*" ] } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:roskus:prospero_flow_crm:*:*:*:*:*:*:*:*", "versionStartIncluding": "0", "versionEndExcluding": "5.15.11" } ] } ] } ], "descriptions": [ { "lang": "en", "value": "Cross-Site Request Forgery (CSRF) in the OrderConfirmController at GET /order/confirm/{order_number} in Roskus Prospero Flow CRM before 5.15.11 allows an unauthenticated attacker to confirm any order on behalf of an authenticated user by directing them to a crafted page. Laravel's VerifyCsrfToken middleware enforces CSRF tokens only on POST, PUT, PATCH, and DELETE requests; the Route::get declaration leaves this state-changing action unprotected. Session cookies configured with SameSite=Lax are automatically included in top-level cross-site navigation, so a single link click triggers OrderConfirmController::confirm() and transitions the target order from pending to confirmed without user authorization. Because order numbers are sequential integers, an attacker can enumerate and confirm all existing orders in a single automated sweep.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

Cross-Site Request Forgery (CSRF) in the OrderConfirmController at GET /order/confirm/{order_number} in Roskus Prospero Flow CRM before 5.15.11 allows an unauthenticated attacker to confirm any order on behalf of an authenticated user by directing them to a crafted page. Laravel's VerifyCsrfToken middleware enforces CSRF tokens only on POST, PUT, PATCH, and DELETE requests; the Route::get declaration leaves this state-changing action unprotected. Session cookies configured with SameSite=Lax are automatically included in top-level cross-site navigation, so a single link click triggers OrderConfirmController::confirm() and transitions the target order from pending to confirmed without user authorization. Because order numbers are sequential integers, an attacker can enumerate and confirm all existing orders in a single automated sweep.

" } ] } ], "tags": [ "x_open-source" ], "references": [ { "url": "https://github.com/Roskus/prospero-flow-crm/commit/a90c0c8c", "tags": [ "patch" ] }, { "url": "https://secur0.com/en/cna/cve-list/cve-2026-82911-csrf-order-confirmation-prospero-flow-crm", "tags": [ "third-party-advisory", "technical-description" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N" } } ], "solutions": [ { "lang": "en", "value": "Upgrade to 5.15.11 or later from the main branch; no tagged release carries the fix.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

Upgrade to 5.15.11 or later from the main branch; no tagged release carries the fix.

" } ] } ], "credits": [ { "lang": "en", "value": "Darío Chacón", "type": "finder" }, { "lang": "en", "value": "Mario Álvarez", "type": "finder" }, { "lang": "en", "value": "Darío Rivas Quero", "type": "analyst" }, { "lang": "en", "value": "Cristian Fernández Cornejo", "type": "analyst" }, { "lang": "en", "value": "Secur0 CNA", "type": "coordinator" }, { "lang": "en", "value": "Gustavo Novaro", "type": "remediation developer" } ], "source": { "discovery": "EXTERNAL" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-09-04T19:31:22.351871Z", "id": "CVE-2026-82911", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-04T19:31:33.575Z" } } ] } }