OpenMage magento-lts before 20.18.2 Information Disclosure via Order-Status RSS Feed
CVE-2026-128033

5.3MEDIUM

Key Information:

Vendor

Openmage

Status
Magento-lts
Vendor
CVE Published:
13 November 2026

What is CVE-2026-128033?

OpenMage magento-lts before 20.18.2 and 21.0.0-beta1 before 21.0.0-beta3 contains an information disclosure vulnerability in Mage_Rss_Model_Resource_Order::getAllCommentCollection(), which omits the is_visible_on_front filter for invoice, shipment and credit-memo comments. Authenticated customers can open the /rss/order/status feed for their order to read internal staff comments, such as fraud-review and payment notes.

Affected Version(s)

magento-lts 0 < 20.18.2

magento-lts 21.0.0-beta1 < 21.0.0-beta3

magento-lts 20.18.2

References

https://github.com/OpenMage/magento-lts/security/advisori...
vendor-advisory
https://github.com/OpenMage/magento-lts/commit/2b7795664d...
patch
https://www.vulncheck.com/advisories/openmage-magento-lts...
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

colinmollenhour
Hanmac
.