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CVE-2023-49782

Cross-Site-Scripting vulnerability in error message passing in richdocumentscode

MEDIUM
6.1
CVSS Score
Published: December 8, 2023 at 08:04 PM UTC
Updated: June 17, 2026 at 06:36 AM UTC
2 products affected across 2 vendorsRichdocumentscodeOnline

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%

Description

Collabora Online is a collaborative online office suite based on LibreOffice technology. Users of Nextcloud with `Collabora Online - Built-in CODE Server` app can be vulnerable to attack via proxy.php. The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected

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

Richdocumentscode· Collaboraoffice
95%
v < 23.5.601
Affected range stops below 23.5.601, so it looks safe — our inference, not a vendor statement
Online· Collaboraonline
60%
v < 23.5.601
Affected range stops below 23.5.601, 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 (2)

x_refsource_MISCProduct
Source: [email protected]
https://apps.nextcloud.com/apps/richdocumentscode
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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