CVE-2022-45113Network attack vector

Phishing via crafted password-reset URL

Published Dec 7, 2022 · Updated Apr 23, 2025

Improper URL validation in affected Six Apart Movable Type releases allows remote attackers to alter the Reset Password page. The page accepts a crafted URL without validating its syntactic correctness and presents the attacker-selected destination to a visitor. Exploitation requires a victim to open the crafted link, enabling unauthenticated phishing but no reported direct data access or service interruption.

CVSS severity6.5
Medium
EPSS probability0.61%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper URL validation in affected Six Apart Movable Type releases allows remote attackers to alter the Reset Password page. The page accepts a crafted URL without validating its syntactic correctness and presents the attacker-selected destination to a visitor. Exploitation requires a victim to open the crafted link, enabling unauthenticated phishing but no reported direct data access or service interruption.

The record

CVE
CVE-2022-45113
Published
Dec 7, 2022
Updated
Apr 23, 2025
Vendor
Six Apart Ltd.
Product
Movable Type
Classifications
CWE-1286, CWE-20, T1566.002
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 7, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=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

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Six Apart Ltd. · Movable Typeversion=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

Published CVSS scores

4.3JPCERT/CC and IPAAV:N/AC:M/Au:N/C:N/I:P/A:N
6.5CISA ADP VulnrichmentCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
4.7JPCERT/CC and IPACVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-1286Improper Validation of Syntactic Correctness of Input
CWE-20Improper Input Validation
T1566.002Spearphishing Link

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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