CVE-2021-43761Network attack vector

Browser-context script execution via localization input

Published Jan 13, 2022 · Updated Sep 17, 2024

Stored cross-site scripting in Adobe Experience Manager 6.5.10.0 and earlier allows remote authenticated users to run script in a victim's browser. The Edit Tag page stores Localization input in a vulnerable form field without neutralizing injected script before rendering it. Exploitation requires privileges to submit localization data and a victim to browse the affected page, where the script executes in the victim's browser context.

CVSS severity8.0
High
EPSS probability1.07%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Adobe Experience Manager 6.5.10.0 and earlier allows remote authenticated users to run script in a victim's browser. The Edit Tag page stores Localization input in a vulnerable form field without neutralizing injected script before rendering it. Exploitation requires privileges to submit localization data and a victim to browse the affected page, where the script executes in the victim's browser context.

The record

CVE
CVE-2021-43761
Published
Jan 13, 2022
Updated
Sep 17, 2024
Vendor
Adobe
Product
Adobe Experience Manager
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 13, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 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?

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

  1. Affected versionversion=unspecified <=6.5.10.0
  2. Affected versionversion=unspecified <=None

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Adobe · Adobe Experience Managerversion=unspecified <=6.5.10.0; version=unspecified <=None

Published CVSS scores

8.0AdobeCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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')
T1203Exploitation for Client Execution

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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