CVE-2026-9203

HIGH
MEDIUM Priority: 0.03 BB Relevance: 57/100
Published: 2026-08-05 Modified: 2026-10-24 First seen: 2026-10-29 Status: active

Attack Surface

Network No Interaction Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: High
PR: Low
UI: None
S: Changed
C: High
I: High
A: High

Description

A server-side request forgery vulnerability in Progress MarkLogic Server before 11.3.6 and 12.0.3 allows an authenticated user with low-privileged roles to bypass protections for cloud instance metadata endpoints. Successful exploitation can disclose cloud credentials and compromise cloud resources accessible to the host instance.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
progress marklogic_server < 11.3.6
progress marklogic_server 12.0.0 – 12.0.3

Bug Bounty Relevance

57 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

8.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS — Exploitation Probability

0.34%
Raw Score 0.003410
Percentile 27.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00341
2026-10-28
0.00341

Intelligence Sources

nvd ref →