Aug. 1, 2023, 3:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

access canvas cross-origin cve data esr firefox image origin policy track vulnerability

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