Offscreen Canvas did not properly track cross-origin tainting, which could be used to…
Priority LOW 30CWE-829Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Partial Red Hat: 18 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-829.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00578 47th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 127Firefox ESR (Mozilla): 115.12+1 more productRed Hat: 18 advisoriesRed Hat: 18 fixed, 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Firefox | before 127 | 127 | Patch available | CNA |
| Mozilla | Firefox ESR | before 115.12 | 115.12 | Patch available | CNA |
| Mozilla | Thunderbird | before 115.12 | 115.12 | Patch available | CNA |
Remediation
- Fix · CNA Firefox (Mozilla) Fixed in 127
- Fix · CNA Firefox ESR (Mozilla) Fixed in 115.12
- Fix · CNA Thunderbird (Mozilla) Fixed in 115.12
Red Hat 18 advisories
- RHSA-2024:4063 Released 2024-06-24 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) thunderbird-115.12.1-1.el8_6
- Red Hat Enterprise Linux AppStream E4S (v.8.6) thunderbird-115.12.1-1.el8_6
- Red Hat Enterprise Linux AppStream TUS (v.8.6) thunderbird-115.12.1-1.el8_6
- RHSA-2024:4036 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-115.12.1-1.el8_10
- RHSA-2024:4018 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) thunderbird-115.12.1-1.el8_8
Show 15 more Red Hat advisories
- RHSA-2024:4016 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-115.12.1-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-115.12.1-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-115.12.1-1.el7_9
- RHSA-2024:4015 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) thunderbird-115.12.1-1.el9_0
- RHSA-2024:4002 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-115.12.1-1.el9_4
- RHSA-2024:4004 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) thunderbird-115.12.1-1.el9_2
- RHSA-2024:4003 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-115.12.1-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) thunderbird-115.12.1-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) thunderbird-115.12.1-1.el8_4
- RHSA-2024:4001 Released 2024-06-20 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-115.12.1-1.el8_2
- RHSA-2024:3972 Released 2024-06-18 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) firefox-115.12.0-1.el8_6
- Red Hat Enterprise Linux AppStream E4S (v.8.6) firefox-115.12.0-1.el8_6
- Red Hat Enterprise Linux AppStream TUS (v.8.6) firefox-115.12.0-1.el8_6
- RHSA-2024:3958 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) firefox-115.12.0-1.el9_0
- RHSA-2024:3951 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux Client (v. 7) firefox-115.12.0-1.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-115.12.0-1.el7_9
- Red Hat Enterprise Linux Server (v. 7) firefox-115.12.0-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-115.12.0-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) firefox-115.12.0-1.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-115.12.0-1.el7_9
- RHSA-2024:3955 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 9) firefox-115.12.0-1.el9_4, firefox-x11-115.12.0-1.el9_4
- RHSA-2024:3954 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-115.12.0-1.el8_10
- RHSA-2024:3953 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-115.12.0-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox-115.12.0-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox-115.12.0-1.el8_4
- RHSA-2024:3950 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox-115.12.0-1.el8_8
- RHSA-2024:3949 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox-115.12.0-1.el9_2, firefox-x11-115.12.0-1.el9_2
- RHSA-2024:3952 Released 2024-06-17 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-115.12.0-1.el8_2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Mozilla Firefox 127
15 records Highest priority Priority MEDIUM 5 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2024-05296 Out-of-bounds write in Mozilla FirefoxPriority MEDIUM 50
- TI-2024-05294 In violation of spec, cookie prefixes such as `__Secure` were being ignored if they were…Priority MEDIUM 50
- TI-2024-05290 Out-of-bounds write in Mozilla FirefoxPriority MEDIUM 50
- Release ·
Mozilla Firefox ESR, Thunderbird 115.12
8 records Highest priority Priority MEDIUM 2 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2024-05291 Out-of-bounds write in Mozilla FirefoxPriority MEDIUM 41
- TI-2024-05297 Use after free in Mozilla FirefoxPriority MEDIUM 40
- TI-2024-05295 Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11.Priority LOW 39
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2024:3954, RHSA-2024:4036 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:3955, RHSA-2024:4002 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2024:3952, RHSA-2024:4001 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2024:3953, RHSA-2024:4003 |
| Red Hat Enterprise Linux AppStream AUS (v.8.6) | Fixed | RHSA-2024:3972, RHSA-2024:4063 |
| Red Hat Enterprise Linux AppStream E4S (v.8.4) | Fixed | RHSA-2024:3953, RHSA-2024:4003 |
| Red Hat Enterprise Linux AppStream E4S (v.8.6) | Fixed | RHSA-2024:3972, RHSA-2024:4063 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2024:3958, RHSA-2024:4015 |
| Red Hat Enterprise Linux AppStream EUS (v.8.8) | Fixed | RHSA-2024:3950, RHSA-2024:4018 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2024:3949, RHSA-2024:4004 |
| Red Hat Enterprise Linux AppStream TUS (v.8.4) | Fixed | RHSA-2024:3953, RHSA-2024:4003 |
| Red Hat Enterprise Linux AppStream TUS (v.8.6) | Fixed | RHSA-2024:3972, RHSA-2024:4063 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2024:3951, RHSA-2024:4016 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2024:3951 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2024:3951 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2024:3951, RHSA-2024:4016 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2024:3951, RHSA-2024:4016 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2024:3951 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-5693
- 2026-10-03 Alias added: GHSA-pxf8-583j-3rmh
References
Advisory 5
- https://lists.debian.org/debian-lts-announce/2024/06/msg00000.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00010.html
- https://www.mozilla.org/security/advisories/mfsa2024-25/
- https://www.mozilla.org/security/advisories/mfsa2024-26/
- https://www.mozilla.org/security/advisories/mfsa2024-28/
More Mozilla Firefox vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2024-5693 · CVE Program
- CVE-2024-5693 · NVD
- FIRST EPSS
- GHSA-pxf8-583j-3rmh · GitHub Advisory Database · CC BY 4.0
- CVE-2024-5693 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences