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Reflected cross-site scripting in Coupa Total Spend Management

Priority LOW 24CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Coupa Total Spend Management Platform before 04/11/2026 has a reflected cross-site scripting flaw in the Tenders module (CWE-79). The list_item_function parameter is echoed without output encoding into a JavaScript event handler. An attacker with a low-privileged account can craft a URL that runs scripts in a victim's browser when the victim opens it, allowing actions on the victim's behalf.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

A reflected Cross-Site Scripting (XSS) vulnerability in the Tenders module of the Coupa Supplier Portal SaaS platform. The vulnerability arises because the `list_item_function` parameter is reflected in the server’s response without proper output encoding or sanitisation, and is directly embedded within the context of a JavaScript event handler. An attacker with a low-privileged account could create a malicious URL containing JavaScript payloads which, when opened by a victim, would execute arbitrary scripts within the context of the victim’s browser. A successful exploit could allow the attacker to perform actions on the victim’s behalf, disclose accessible information or manipulate the user interface.

Why it matters now

EPSS 0.00463 40th percentileScored 2026-11-08
Fix Fixed Coupa Total Spend Management Platform (Coupa): 04/11/2026

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
CoupaCoupa Total Spend Management Platformbefore 04/11/202604/11/2026Patch availableCNA
  • Coupa Total Spend Management Platform VendorCoupa Affected before 04/11/2026 Fixed in 04/11/2026 Patch available CNA

Remediation

Upgrade Coupa Total Spend Management Platform to 04/11/2026 or later, the fixed version listed for this product.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA Coupa Total Spend Management Platform (Coupa) Fixed in 04/11/2026

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Coupa Total Spend Management Platform 04/11/2026

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-85006 CSV formula injection in Coupa Total Spend Management Platform exportsPriority LOW 32
    • TI-2026-85010 Stored HTML injection in Coupa Total Spend Management PlatformPriority LOW 23

Timeline

  1. 2026-11-04 Threatist record created from CVE-2026-111037
  2. 2026-11-04 Alias added: GHSA-jfgq-g3fh-wr9x

References

  • TI-2026-85004 Server-side request forgery in Coupa Total Spend Management Platform CVSS 4.0HIGH 8.4
  • TI-2026-85006 CSV formula injection in Coupa Total Spend Management Platform exports CVSS 4.0HIGH 7.3
  • TI-2026-85010 Stored HTML injection in Coupa Total Spend Management Platform CVSS 4.0MEDIUM 5.1

Sources