CVE-2023-45869Public exploitNetwork attack vector

Remote command execution via unsanitized PDF renderer options

Published Oct 26, 2023 · Updated Sep 12, 2024

OS command injection in ILIAS 7.25 allows remote authenticated users to execute arbitrary commands after an administrator opens an XSS payload. The PDF renderer configuration accepts unvalidated option values that execQuoted in the ilUtil class passes to exec as part of a shell command. Exploitation requires a user account, administrator interaction, and enabled HTML or JavaScript content; successful commands run with the web-server account's access.

CVSS severity9.0
Critical
EPSS probability0.77%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

OS command injection in ILIAS 7.25 allows remote authenticated users to execute arbitrary commands after an administrator opens an XSS payload. The PDF renderer configuration accepts unvalidated option values that execQuoted in the ilUtil class passes to exec as part of a shell command. Exploitation requires a user account, administrator interaction, and enabled HTML or JavaScript content; successful commands run with the web-server account's access.

The record

CVE
CVE-2023-45869
Published
Oct 26, 2023
Updated
Sep 12, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1059.004
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 26, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 12, 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

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

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')
T1059.004Unix Shell

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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