Cross-site scripting in Progress MarkLogic Server Query Console

published 2026-08-05 3 mo ago modified 2026-10-24 15 d ago also EUVD-2026-53430

cvss: 9.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

A cross-site scripting vulnerability in the Query Console of Progress MarkLogic Server before 11.3.6 and 12.0.3 allows a remote attacker who lures an authenticated administrator to a crafted URL to execute arbitrary JavaScript in the administrator's browser session, capture credentials, and perform privileged actions on the administrator's behalf.

Patch / fix

fixed in 1

Progress Software Corporation MarkLogic Server 11.3.6, 12.0.3

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 3 mo ago (2026-08-05)

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Affected products

Progress Software Corporation MarkLogic Server

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation
CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

community.progress.com /s/article/Marklogic-Critical-Security-Alert-Bulletin-August-2026
vendor-advisory

Sources

CVE List CVE-2026-9195
NVD CVE-2026-9195

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary