Protection mechanism failure in Mozilla Firefox
Priority LOW 30CWE-693Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · 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-693.
Summary
When a parent page loaded a child in an iframe with `unsafe-inline`, the parent Content Security Policy could have overridden the child Content Security Policy. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.006 48th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 122Firefox ESR (Mozilla): 115.7+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
- Partial
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 122 | 122 | Patch available | CNA |
| Mozilla | Firefox ESR | before 115.7 | 115.7 | Patch available | CNA |
| Mozilla | Thunderbird | before 115.7 | 115.7 | Patch available | CNA |
- Firefox VendorMozilla Affected before 122 Fixed in 122 Patch available CNA
- Firefox ESR VendorMozilla Affected before 115.7 Fixed in 115.7 Patch available CNA
- Thunderbird VendorMozilla Affected before 115.7 Fixed in 115.7 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | before 122.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* | before 115.7 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | before 115.7 | Vulnerable | Mozilla |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 122.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* Versions before 115.7 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 115.7 Vulnerable ·Mozilla
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
- Fix · CNA Firefox (Mozilla) Fixed in 122
- Fix · CNA Firefox ESR (Mozilla) Fixed in 115.7
- Fix · CNA Thunderbird (Mozilla) Fixed in 115.7
Red Hat 18 advisories
- RHSA-2024:0618 Released 2024-01-31 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-115.7.0-1.el8_2
- Red Hat Enterprise Linux AppStream E4S (v. 8.2) firefox-115.7.0-1.el8_2
- Red Hat Enterprise Linux AppStream TUS (v. 8.2) firefox-115.7.0-1.el8_2
- RHSA-2024:0619 Released 2024-01-31 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-115.7.0-1.el8_2
- Red Hat Enterprise Linux AppStream E4S (v. 8.2) thunderbird-115.7.0-1.el8_2
- Red Hat Enterprise Linux AppStream TUS (v. 8.2) thunderbird-115.7.0-1.el8_2
- RHSA-2024:0623 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.6) thunderbird-115.7.0-1.el8_6
Show 15 more Red Hat advisories
- RHSA-2024:0622 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.6) firefox-115.7.0-1.el8_6
- RHSA-2024:0616 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.0) thunderbird-115.7.0-1.el9_0
- RHSA-2024:0615 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.0) firefox-115.7.0-1.el9_0
- RHSA-2024:0609 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-115.7.0-1.el8_9
- RHSA-2024:0608 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-115.7.0-1.el8_9
- RHSA-2024:0600 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux Client (v. 7) firefox-115.7.0-1.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-115.7.0-1.el7_9
- Red Hat Enterprise Linux Server (v. 7) firefox-115.7.0-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-115.7.0-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) firefox-115.7.0-1.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-115.7.0-1.el7_9
- RHSA-2024:0605 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) thunderbird-115.7.0-1.el9_2
- RHSA-2024:0604 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox-115.7.0-1.el9_2, firefox-x11-115.7.0-1.el9_2
- RHSA-2024:0601 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-115.7.0-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-115.7.0-1.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-115.7.0-1.el7_9
- RHSA-2024:0602 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-115.7.0-1.el9_3
- RHSA-2024:0603 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 9) firefox-115.7.0-1.el9_3, firefox-x11-115.7.0-1.el9_3
- RHSA-2024:0598 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) thunderbird-115.7.0-1.el8_8
- RHSA-2024:0596 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox-115.7.0-1.el8_8
- RHSA-2024:0565 Released 2024-01-30 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-115.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) thunderbird-115.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) thunderbird-115.7.0-1.el8_4
- RHSA-2024:0559 Released 2024-01-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-115.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox-115.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox-115.7.0-1.el8_4
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Mozilla Firefox 122
15 records Highest priority Priority MEDIUM 6 MEDIUM, 9 LOW
Other records, highest priority first
- TI-2024-00690 A bug in popup notifications delay calculation could have made it possible for an…Priority MEDIUM 42
- TI-2024-00695 Code injection in Mozilla FirefoxPriority MEDIUM 41
- TI-2024-00691 Improper privilege management in Mozilla FirefoxPriority MEDIUM 41
- Release ·
Mozilla Thunderbird 115.7
9 records Highest priority Priority MEDIUM 3 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2024-00690 A bug in popup notifications delay calculation could have made it possible for an…Priority MEDIUM 42
- TI-2024-00695 Code injection in Mozilla FirefoxPriority MEDIUM 41
- TI-2024-00691 Improper privilege management in Mozilla FirefoxPriority MEDIUM 41
Show 1 more group
- Release ·
Mozilla Firefox ESR 115.7
8 records Highest priority Priority MEDIUM 3 MEDIUM, 5 LOW
Other records, highest priority first
- TI-2024-00690 A bug in popup notifications delay calculation could have made it possible for an…Priority MEDIUM 42
- TI-2024-00695 Code injection in Mozilla FirefoxPriority MEDIUM 41
- TI-2024-00691 Improper privilege management in Mozilla FirefoxPriority MEDIUM 41
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-2024:0608, RHSA-2024:0609 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:0602, RHSA-2024:0603 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2024:0618, RHSA-2024:0619 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2024:0559, RHSA-2024:0565 |
| Red Hat Enterprise Linux AppStream E4S (v. 8.2) | Fixed | RHSA-2024:0618, RHSA-2024:0619 |
| Red Hat Enterprise Linux AppStream E4S (v.8.4) | Fixed | RHSA-2024:0559, RHSA-2024:0565 |
| Red Hat Enterprise Linux AppStream EUS (v.8.6) | Fixed | RHSA-2024:0622, RHSA-2024:0623 |
| Red Hat Enterprise Linux AppStream EUS (v.8.8) | Fixed | RHSA-2024:0596, RHSA-2024:0598 |
| Red Hat Enterprise Linux AppStream EUS (v.9.0) | Fixed | RHSA-2024:0615, RHSA-2024:0616 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2024:0604, RHSA-2024:0605 |
| Red Hat Enterprise Linux AppStream TUS (v. 8.2) | Fixed | RHSA-2024:0618, RHSA-2024:0619 |
| Red Hat Enterprise Linux AppStream TUS (v.8.4) | Fixed | RHSA-2024:0559, RHSA-2024:0565 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2024:0600, RHSA-2024:0601 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2024:0600 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2024:0600 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2024:0600, RHSA-2024:0601 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2024:0600, RHSA-2024:0601 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2024:0600 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-0747
- 2026-10-03 Alias added: GHSA-jx5w-px6r-88w4
References
Advisory 5
- https://www.mozilla.org/security/advisories/mfsa2024-01/
- https://www.mozilla.org/security/advisories/mfsa2024-02/
- https://www.mozilla.org/security/advisories/mfsa2024-04/
- https://lists.debian.org/debian-lts-announce/2024/01/msg00015.html
- https://lists.debian.org/debian-lts-announce/2024/01/msg00022.html
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-2024-0747 · CVE Program
- CVE-2024-0747 · NVD
- FIRST EPSS
- GHSA-jx5w-px6r-88w4 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-0747 · 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