CVE-2026-57341Network attack vector

Unauthenticated access to shipping prices and methods

Published Jun 29, 2026 · Updated Jun 29, 2026

IDOR in Colissimo shipping methods for WooCommerce 2.9.0 and earlier allows remote attackers to access price grids and order shipping methods. The plugin's route system exposes shipping price grids and an order's shipping method without restriction; Colissimo does not identify the affected routes or checks. No authentication or user interaction is required, but published sources do not specify whether the exposed order method can be read, changed, or invoked.

CVSS severity6.5
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

IDOR in Colissimo shipping methods for WooCommerce 2.9.0 and earlier allows remote attackers to access price grids and order shipping methods. The plugin's route system exposes shipping price grids and an order's shipping method without restriction; Colissimo does not identify the affected routes or checks. No authentication or user interaction is required, but published sources do not specify whether the exposed order method can be read, changed, or invoked.

The record

CVE
CVE-2026-57341
Published
Jun 29, 2026
Updated
Jun 29, 2026
Vendor
Colissimo
Product
Colissimo shipping methods for WooCommerce
Classifications
CWE-639, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 29, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 29, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=2.9.0 changes=[{"at":"2.10.0","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Colissimo · Colissimo shipping methods for WooCommerceversion=n/a <=2.9.0 changes=[{"at":"2.10.0","status":"unaffected"}]

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-639Authorization Bypass Through User-Controlled Key
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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