6.1
Medium
CVE-2024-5693 Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another…
Description
Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 127 | earliest → < 127 | 127 |
| Firefox ESR 115.12 | earliest → < 115.12 | 115.12 |
| Thunderbird 115.12 | earliest → < 115.12 | 115.12 |
| firefox_esr 115.12 | earliest → < 115.12 | 115.12 |
References
- bugzilla.mozilla.org bugzilla.mozilla.org
- lists.debian.org lists.debian.org
- lists.debian.org lists.debian.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
Timeline
- Published
- Last modified
Other CVEs of Firefox
The 2221 CVEs of Firefox →
CVE-2026-120572
Incorrect boundary conditions in the Layout: Block and Inline component
8.8
High
CVE-2026-118027
Frame poisoning in the Layout component
9.1
Critical
CVE-2026-118026
Invalid pointer in the JavaScript: GC component
8.8
High
CVE-2026-118024
Use-after-free in the Graphics: Text component
8.8
High