CVE-2023-1317Public exploitNetwork attack vector

Browser script execution via unescaped organization-search query

Published Mar 10, 2023 · Updated Feb 27, 2025

Reflected XSS in osTicket before 1.16.6 allows remote authenticated users to execute script in another user's browser. The organization lookup in include/ajax.orgs.php returns the q request parameter in JSON without sanitizing it or encoding HTML. Successful exploitation requires low-privileged access and victim interaction, exposing data and actions available to the victim's session.

CVSS severity5.4
Medium
EPSS probability1.01%
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 osTicket before 1.16.6 allows remote authenticated users to execute script in another user's browser. The organization lookup in include/ajax.orgs.php returns the q request parameter in JSON without sanitizing it or encoding HTML. Successful exploitation requires low-privileged access and victim interaction, exposing data and actions available to the victim's session.

The record

CVE
CVE-2023-1317
Published
Mar 10, 2023
Updated
Feb 27, 2025
Vendor
Enhancesoft, LLC
Product
osTicket
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 10, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 27, 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=unspecified <v1.16.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Enhancesoft, LLC · osTicketversion=unspecified <v1.16.6

Published CVSS scores

5.4huntr.devCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4NIST NVDCVSS:3.1/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 exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

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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