CVE-2018-18511

Description

Cross-origin images can be read from a canvas element in violation of the same-origin policy using the transferFromImageBitmap method. *Note: This only affects Firefox 65. Previous versions are unaffected.*. This vulnerability affects Firefox < 65.0.1.

Category

4.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.88% Top 30%
Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2019-04/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1526218 vendor advisory issue tracking permissions required
https://seclists.org/bugtraq/2019/May/56 mailing list
https://seclists.org/bugtraq/2019/May/59 mailing list
https://www.debian.org/security/2019/dsa-4448 vendor advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00032.html mailing list
https://access.redhat.com/errata/RHSA-2019:1265 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1267 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1269 vendor advisory
https://www.debian.org/security/2019/dsa-4451 vendor advisory
https://seclists.org/bugtraq/2019/May/67 mailing list
https://lists.debian.org/debian-lts-announce/2019/05/msg00038.html mailing list
https://usn.ubuntu.com/3997-1/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00002.html vendor advisory
https://access.redhat.com/errata/RHSA-2019:1310 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1308 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1309 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00029.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00084.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-18511?
CVE-2018-18511 has been scored as a medium severity vulnerability.
How to fix CVE-2018-18511?
To fix CVE-2018-18511, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-18511 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-18511 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-18511?
CVE-2018-18511 affects Mozilla Firefox.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.