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MEDIUM

CVE-2023-45746

CVE-2023-45746 Vulnerability Analysis & Exploit Intelligence

Cross-site scripting vulnerability in Movable Type series allows a remote authenticated attacker to inject an arbitrary script. Affected products/versions are as follows: Movable Type 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Premium 1.58 and earlier, Movable Type Premium Advanced 1.58 and earlier, Movable Type Cloud Edition (Version 7) r.5405 and earlier, and Movable Type Premium Cloud Edition 1.58 and earlier.

Published Updated Sources: cvelistV5, jpcert

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Unreported

no source claims exploitation

EPSS

0%

chance of exploitation in 30 days

Affects

six apart

6 products listed

CVSS base

5.4

MEDIUM

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

None

none · proof-of-concept · active

Automatable

No

can an attacker script all four kill-chain steps

Technical impact

Partial

partial · total control of the vulnerable component

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Vendors (1)

six apart

Products (6)

movable type 7 movable type 7 seriesmovable type advanced 7 movable type 7 seriesmovable type premiummovable type premium advancedmovable type cloud edition version 7movable type premium cloud edition

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
5.4CVSS 3.1MEDIUM——cvelistV5

Detection

Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.

  • Search application, proxy, and WAF logs for requests touching /versions.

References

2 on the record

Elsewhere on this site

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.