Vulnerability in Roskus Prospero Flow CRM (CVE-2026-77780)
Summary
Vulnerability in Roskus Prospero Flow CRM (CVE-2026-77780). Risk of unauthorized operations or information disclosure. Exploitable via POST /transaction/save.
Original description
The description as published by the source.
Authorization Bypass Through User-Controlled Key in the transaction save endpoint in Roskus
Prospero Flow CRM 4.9.1 through 5.14.0 allows a user with transaction and accounting
creation permissions to disclose another company's bank account name, bank name and card
last four digits via a bank_account_id or bank_card_id belonging to that company in POST
/transaction/save, which is persisted and rendered without any company ownership check.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-77780 has been found in Roskus Prospero Flow CRM.
Attackers can target a specific entry point like POST /transaction/save over the network to misuse the product.
Risk of unauthorized operations or information disclosure.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Roskus Prospero Flow CRM CVE-2026-77780" on the vendor's site.
CVE-2026-77780 (Roskus Prospero Flow CRM) — CWE-639
Attack surface: POST
/transaction/save
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-639) exists in Roskus Prospero Flow CRM. Attackers reach the vulnerable code path via POST /transaction/save.
Check the vendor advisory for the affected versions of Roskus Prospero Flow CRM. Attack surface: POST
/transaction/save.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual POST /transaction/save requests with malformed payloads or SQL meta-characters. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Roskus Prospero Flow CRM を使っているサービスとバージョンを洗い出す。
-
2Hunt for indicators of compromise detect
grep 'POST /transaction/save' /var/log/nginx/access.log | grep -E '(unusual_payload|sqli_pattern)'アクセスログで
POST /transaction/saveへの異常なリクエスト (不正な認証ヘッダ・SQLメタ文字)を過去 30〜90日分捜索。WAF/SIEM があれば該当パスのアラート発火履歴を確認。 -
3Post-deployment verification verify
Replay attack against POST /transaction/save on staging to confirm patch closes the vectorパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 2 と同じログクエリでアラート再発が無いか継続監視。
References
- advisory secur0.com
- advisory nvd.nist.gov
- advisory github.com
- package github.com
- patch github.com
- report github.com
- web github.com