CVE-2019-9797

critical
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
9.5

Description

Cross-origin images can be read in violation of the same-origin policy by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element. This vulnerability affects Firefox < 66.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-9797

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-9797.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201903-11

OS impact

OSVersionStatusFixed in
arch archfixed66.0-1
suse slesaffected
debian debiansidfixed66.0-1
debian debianbookwormfixed60.7.0esr-1
debian debianbullseyefixed60.7.0esr-1
debian debianforkyfixed60.7.0esr-1
debian debiantrixiefixed60.7.0esr-1

References

Verify integrity in audit chain (admin only). AS-IS.