CVE-2023-44272Network attack vector

Stored script execution via unsanitized instant messages

Published Oct 4, 2023 · Updated Sep 19, 2024

Stored cross-site scripting in Citadel WebCit before 994 allows remote authenticated users to execute script in a recipient's browser. WebCit passes JavaScript-bearing instant-message text to its browser display path without sanitizing it. The sender needs a Citadel account and a recipient must receive the message, exposing that recipient's WebCit session data and actions.

CVSS severity5.4
Medium
EPSS probability0.45%
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 Citadel WebCit before 994 allows remote authenticated users to execute script in a recipient's browser. WebCit passes JavaScript-bearing instant-message text to its browser display path without sanitizing it. The sender needs a Citadel account and a recipient must receive the message, exposing that recipient's WebCit session data and actions.

The record

CVE
CVE-2023-44272
Published
Oct 4, 2023
Updated
Sep 19, 2024
Vendor
Citadel
Product
Citadel
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 19, 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=prior to 994

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Citadel · Citadelversion=prior to 994

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.5JPCERT/CCAV:N/AC:M/Au:S/C:N/I:P/A:N
5.4JPCERT/CCCVSS:3.0/AV:N/AC:L/PR:L/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')
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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