Cyber Resilience

CVE-2022-45113

Medium

Published: 07 December 2022

Published
07 December 2022
Modified
23 April 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0035 57.7th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-45113 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Sixapart Movable Type. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 42.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper validation of syntactic correctness of input vulnerability exist in Movable Type series. Having a user to access a specially crafted URL may allow a remote unauthenticated attacker to set a specially crafted URL to the Reset Password page and…

more

conduct a phishing attack. Affected products/versions are as follows: Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type 6.8.7 and earlier (Movable Type 6 Series), Movable Type Advanced 6.8.7 and earlier (Movable Type Advanced 6 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

sixapart
movable type
≤ 1.53 · ≤ 1.53 · 6.0 — 6.8.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References