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WatchlistMedium

CVE-2018-18777Microstrategy Web Path Traversal

Directory traversal vulnerability in Microstrategy Web, version 7, in "/WebMstr7/servlet/mstrWeb" (in the parameter subpage) allows remote authenticated users to bypass intended SecurityManager restrictions and list a parent directory via a /..

Published Nov 1, 2018 · Updated Nov 21, 2024

Key Facts

Routine patching
  • CVE-2018-18777 is a medium-severity vulnerability (CVSS 4.3 v3) affecting Microstrategy Web.
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 23% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.

Scores

CVSS v3

4.3

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS (30-day exploit likelihood)

23%

Higher than 97.7% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

34/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

3

Proof-of-concept links

In-the-wild evidence

0

Reports of active use

Description

Directory traversal vulnerability in Microstrategy Web, version 7, in "/WebMstr7/servlet/mstrWeb" (in the parameter subpage) allows remote authenticated users to bypass intended SecurityManager restrictions and list a parent directory via a /.. (slash dot dot) in a pathname used by a web application. NOTE: this is a deprecated product.

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
Microstrategy WebMicrostrategy7n/a

Timeline

  1. Publicly disclosed

    Nov 1, 2018

  2. Last updated

    Nov 21, 2024

Weakness Type

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

FAQ

Common Questions.

Is CVE-2018-18777 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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