CVE-2016-9077: Mozilla Firefox vulnerability

CVE-2016-9077: Canvas allows the use of the "feDisplacementMap" filter on images loaded cross-origin.

Canvas allows the use of the "feDisplacementMap" filter on images loaded cross-origin. The rendering by the filter is variable depending on the input pixel, allowing for timing attacks when the images are loaded from third party locations. This vulnerability affects Firefox < 50.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 02:42 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2016-9077 is a Firefox browser side-channel issue. A web page could use an SVG filter on cross-origin images in a way that may reveal information through timing differences. It is relevant to Firefox versions before 50, so current exposure should mainly be legacy systems. Exposure is limited to users running Firefox before version 50. Organizations with managed legacy workstations, kiosk systems, or embedded browsing environments should verify browser versions. Modern Firefox deployments are unlikely to be affected based on the provided version boundary. Treat this as a legacy-browser hygiene issue. It does not justify emergency incident response unless Firefox before 50 is still in use, but any confirmed legacy browser should be remediated because it likely carries many additional security issues. Mitigation focus: Upgrade Firefox to version 50 or later.; Remove unsupported Firefox builds from managed endpoints.; Review Mozilla MFSA 2016-89 for vendor guidance..

Prepared: Jun 7, 2026, 06:44 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 11, 2018, 21:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugzilla.mozilla.org/show_bug.cgi?id=1298552CVE reference · x_refsource_CONFIRM
https://www.mozilla.org/security/advisories/mfsa2016-89/CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

MozillaFirefoxunspecifiedListed

Weakness

CWE details

No CWE listed

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