CVE-2023-6869

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Published Dec 19, 2023 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

A `<dialog>` element could have been manipulated to paint content outside of a sandboxed iframe. This could allow untrusted content to display under the guise of trusted content. This vulnerability affects Firefox < 121.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mozilla

Firefox

affected

Version	Status	Constraints
`unspecified`	affected	< 121

Configuration 1 [-]

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-59073	A `<dialog>` element could have been manipulated to paint content outside of a sandboxed iframe. This could allow untrusted content to display under the guise of trusted content. This vulnerability affects Firefox < 121.
Ubuntu USN	USN-6562-1	Firefox vulnerabilities

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.559% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=1799036
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-56/

History

May 7, 2025 9:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Mozilla Firefox

Weaknesses

NVD-CWE-noinfo

Sources

CVE record Updated: May 7, 2025, 8:23 PM

Status: PUBLISHED
Assigner: mozilla
Published: Dec 19, 2023, 1:38 PM
Updated: May 7, 2025, 8:23 PM
Reserved: Dec 15, 2023, 5:42 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 8:42 AM

Updated: Aug 2, 2024, 8:42 AM

NVD Updated: Jun 17, 2026, 6:51 AM

Status: Modified
Published: Dec 19, 2023, 2:15 PM
Modified: Jun 17, 2026, 6:51 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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