CVE-2020-8612Network attack vector

Victim-browser script execution via unsanitized REST input

Published Feb 14, 2020 · Updated Aug 4, 2024

XSS in MOVEit Transfer 2019.1 before 2019.1.4 and 2019.2 before 2019.2.1 allows remote authenticated users to run script in a victim's browser. The unspecified REST API endpoint fails to adequately sanitize malicious input before returning browser-rendered content. Exploitation requires a valid account and a victim to load the crafted output, allowing script execution in that victim's browser context.

CVSS severity9.0
Critical
EPSS probability1.67%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XSS in MOVEit Transfer 2019.1 before 2019.1.4 and 2019.2 before 2019.2.1 allows remote authenticated users to run script in a victim's browser. The unspecified REST API endpoint fails to adequately sanitize malicious input before returning browser-rendered content. Exploitation requires a valid account and a victim to load the crafted output, allowing script execution in that victim's browser context.

The record

CVE
CVE-2020-8612
Published
Feb 14, 2020
Updated
Aug 4, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 14, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.0NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1189Drive-by Compromise

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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