04 Affected products
PAIRS: —
01 RecordSTATE: PUBLISHED
02 Description
CNA: Secur0IDOR and missing authorization in Prospero Flow CRM supplier API allows cross-tenant read and modification
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 9.3 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Received. NVD last modified this record on 2026-08-24.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.2
- Published
- 2026-08-24 12:49Z2 HR AGO
- Last updated
- 2026-08-24 13:01Z1 HR AGO
- Reserved
- 2026-08-24
- Assigning CNA
- Secur0
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.3)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- Weaknesses
- CWE-639Authorization Bypass Through User-Controlled KeyBase
- CWE-862Missing AuthorizationClass
- Data version
- 5.2
- Document digest
- 9b6fb02d2094e2d52ed346b55235697cc3786f06a24a48658c4c40e9b3bab81b
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
SRC: CNA
Upgrade to 5.3.2 or later; first tagged release with the fix is v5.5.3. Review the supplier table for altered company_id values and rotate exposed order-portal credentials and bank details.