CVE-2023-22849Network attack vector

Authenticated reflected XSS via unneutralized request input

Published Feb 4, 2023 · Updated Mar 25, 2025

Reflected XSS in Apache Sling CMS App 1.1.4 and earlier allows remote authenticated users to execute script via crafted CMS requests. Multiple CMS Reference and UI components return request-controlled data in generated pages without adequate neutralization; Apache has not identified the specific parameters or functions. The attacker needs an authenticated CMS path, and a victim must load the crafted response; script execution is confined to the victim's browser context.

CVSS severity6.1
Medium
EPSS probability1.44%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Apache Sling CMS App 1.1.4 and earlier allows remote authenticated users to execute script via crafted CMS requests. Multiple CMS Reference and UI components return request-controlled data in generated pages without adequate neutralization; Apache has not identified the specific parameters or functions. The attacker needs an authenticated CMS path, and a victim must load the crafted response; script execution is confined to the victim's browser context.

The record

CVE
CVE-2023-22849
Published
Feb 4, 2023
Updated
Mar 25, 2025
Vendor
The Apache Software Foundation
Product
Apache Sling CMS App
Classifications
CWE-79, CAPEC-591, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Mar 25, 2025Record 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=0 <1.1.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

The Apache Software Foundation · Apache Sling CMS Appversion=0 <1.1.6

Published CVSS scores

6.1NISTCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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 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')
CAPEC-591Reflected XSS
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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