CVE-2026-13083Network attack vector

Stored XSS via unsanitized cluster object data

Published Jun 25, 2026 · Updated Jun 25, 2026

Stored XSS in Red Hat Pen Drive powered by Red Hat Lightspeed before 1.0.0-2 allows remote authenticated users to execute scripts in HTML reports. The report generator inserts cluster-controlled values, including ClusterVersion spec.channel, into HTML without escaping or sanitization. Exploitation requires cluster-administrator control of a rendered object and a user who opens the report, causing the payload to run in that user's browser.

CVSS severity6.9
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Red Hat Pen Drive powered by Red Hat Lightspeed before 1.0.0-2 allows remote authenticated users to execute scripts in HTML reports. The report generator inserts cluster-controlled values, including ClusterVersion spec.channel, into HTML without escaping or sanitization. Exploitation requires cluster-administrator control of a rendered object and a user who opens the report, causing the payload to run in that user's browser.

The record

CVE
CVE-2026-13083
Published
Jun 25, 2026
Updated
Jun 25, 2026
Vendor
389 Directory Server
Product
Pen Drive powered by Red Hat Lightspeed
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jun 25, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 25, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Affected versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

389 Directory Server · Pen Drive powered by Red Hat LightspeedAffected versions are unavailable in this record.

Published CVSS scores

6.9Red HatCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

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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