CVE-2025-67289Public exploitNetwork attack vector

Administrator-session XSS via unsanitized XML attachments

Published Dec 22, 2025 · Updated Dec 22, 2025

Stored XSS in Attachments in Frappe Framework 15.89.0 allows remote authenticated users to run JavaScript in an administrator's browser. The attachment handler stores XML or HTM files under /private/files/ and serves them directly without stripping embedded JavaScript. Exploitation requires an authenticated uploader and an administrator to open the attachment; execution is confined to the administrator's browser session.

CVSS severity9.6
Critical
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 XSS in Attachments in Frappe Framework 15.89.0 allows remote authenticated users to run JavaScript in an administrator's browser. The attachment handler stores XML or HTM files under /private/files/ and serves them directly without stripping embedded JavaScript. Exploitation requires an authenticated uploader and an administrator to open the attachment; execution is confined to the administrator's browser session.

The record

CVE
CVE-2025-67289
Published
Dec 22, 2025
Updated
Dec 22, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, CWE-434, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 22, 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?

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

9.6CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

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')
CWE-434Unrestricted Upload of File with Dangerous Type
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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