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CVE-2023-38059

External pictures can be loaded even if not allowed by configuration

MEDIUM
5.3
CVSS Score
Published: October 16, 2023 at 08:10 AM UTC
Updated: June 17, 2026 at 06:09 AM UTC
1 product affected across 1 vendorOTRS

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The loading of external images is not blocked, even if configured, if the attacker uses protocol-relative URL in the payload. This can be used to retreive the IP of the user.This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

OTRS· Otrs
95%
6.0.0 ≤ v ≤ 6.0.346.0.x ≤ v ≤ 6.0.347.0.0 ≤ v < 7.0.477.0.x ≤ v < 7.0.478.0.0 ≤ v < 8.0.378.0.x ≤ v < 8.0.376.0.x7.0.x8.0.x
Affected range stops below 7.0.47, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.0.37, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://otrs.com/release-notes/otrs-security-advisory-2023-08/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMOTRS
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200NVD-CWE-noinfo

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