It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to m
It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corruption. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
- BDU:2024-09265
- ALSA-2024:7552
- ALSA-2024:7699
- ALSA-2024:7700
- openSUSE-SU-2024:14385-1
- openSUSE-SU-2024:14394-1
- openSUSE-SU-2024:14397-1
- RHSA-2024:7552
- RHSA-2024:7621
- RHSA-2024:7622
- RHSA-2024:7646
- RHSA-2024:7699
- RHSA-2024:7700
- RHSA-2024:7702
- RHSA-2024:7703
- RHSA-2024:7704
- RHSA-2024:7842
- RHSA-2024:7853
- RHSA-2024:7854
- RHSA-2024:7855
- Published
- Oct 1, 2024
- Updated
- Jun 17, 2026
- EPSS
- 0.6% · 46th percentile
- CWE
- CWE-119
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Report tools
Action score
35
Monitor
Low priority for now.
- CVSS
- 35 / 40 · 8.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.6%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| mozilla | firefox | cpe:2.3:a:mozilla:firefox |
| mozilla | thunderbird | cpe:2.3:a:mozilla:thunderbird |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- mozilla firefoxbefore 128.3.0
- mozilla firefoxbefore 131.0
- mozilla thunderbirdbefore 128.3.0
- mozilla thunderbird129.0 and later · before 131.0
Versions reported by the vendor
Affected version ranges reported by the assigning authority (mozilla). Independent of NVD's CPE analysis and usually ahead of it.
Mozilla Firefox
- unspecified and later · before 131affected
Mozilla Firefox ESR
- unspecified and later · before 128.3affected
Mozilla Thunderbird
- unspecified and later · before 128.3affected
- unspecified and later · before 131affected
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| AlmaLinux:8 | firefox | before 128.3.0-1.el8_10.alma.1 | 128.3.0-1.el8_10.alma.1 |
| AlmaLinux:8 | thunderbird | before 128.3.0-1.el8_10.alma.1 | 128.3.0-1.el8_10.alma.1 |
| AlmaLinux:9 | thunderbird | before 128.3.0-1.el9_4.alma.1 | 128.3.0-1.el9_4.alma.1 |
| Debian:13 | thunderbird | before 1:128.3.0esr-1 | 1:128.3.0esr-1 |
| openSUSE:Tumbleweed | MozillaFirefox | before 131.0-1.1 | 131.0-1.1 |
| openSUSE:Tumbleweed | MozillaThunderbird | before 128.3.1-1.1 | 128.3.1-1.1 |
| openSUSE:Tumbleweed | mozjs128 | before 128.3.1-1.1 | 128.3.1-1.1 |
| Red Hat:enterprise_linux:8::appstream | firefox | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:8::appstream | firefox-debuginfo | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:8::appstream | firefox-debugsource | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:8::appstream | thunderbird | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:8::appstream | thunderbird-debuginfo | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:8::appstream | thunderbird-debugsource | before 0:128.3.0-1.el8_10 | 0:128.3.0-1.el8_10 |
| Red Hat:enterprise_linux:9::appstream | thunderbird | before 0:128.3.0-1.el9_4 | 0:128.3.0-1.el9_4 |
| Red Hat:enterprise_linux:9::appstream | thunderbird-debuginfo | before 0:128.3.0-1.el9_4 | 0:128.3.0-1.el9_4 |
| Red Hat:enterprise_linux:9::appstream | thunderbird-debugsource | before 0:128.3.0-1.el9_4 | 0:128.3.0-1.el9_4 |
| Red Hat:rhel_aus:8.2::appstream | firefox | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.2::appstream | firefox-debuginfo | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.2::appstream | firefox-debugsource | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.2::appstream | thunderbird | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.2::appstream | thunderbird-debuginfo | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.2::appstream | thunderbird-debugsource | before 0:128.3.0-1.el8_2 | 0:128.3.0-1.el8_2 |
| Red Hat:rhel_aus:8.4::appstream | firefox | before 0:128.3.0-1.el8_4 | 0:128.3.0-1.el8_4 |
| Red Hat:rhel_aus:8.4::appstream | firefox-debuginfo | before 0:128.3.0-1.el8_4 | 0:128.3.0-1.el8_4 |
+41
Same product
mozilla: all recordsOther highest-scoring records for the same primary product.
- CVE-2010-3765Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x befKEV94Now
- CVE-2019-11708Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxeKEV87Now
- CVE-2015-4495The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypassKEV86Now
- CVE-2013-1690Mozilla Firefox before 22.0, Firefox ESR 17.x before 17.0.7, Thunderbird before 17.0.7, and Thunderbird ESR 17.x before 17.0.7 do not properKEV86Now
- CVE-2019-17026Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion.KEV79This week
- CVE-2024-9680An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines.KEV76This week
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| almalinux:firefox | 128.3.0-1.el8_10.alma.1 · AlmaLinux:8 | Package registry (OSV) |
| almalinux:thunderbird | 128.3.0-1.el9_4.alma.1 · AlmaLinux:9 | Package registry (OSV) |
| debian:thunderbird | 1:128.3.0esr-1 · Debian:13 | Package registry (OSV) |
| opensuse:MozillaFirefox | 128.3.0-150200.152.152.1 · openSUSE:Leap 15.5 | Package registry (OSV) |
| opensuse:MozillaThunderbird | 128.3.0-150200.8.182.1 · openSUSE:Leap 15.5 | Package registry (OSV) |
| opensuse:mozjs128 | 128.3.1-1.1 · openSUSE:Tumbleweed | Package registry (OSV) |
| red hat:firefox | 0:128.3.0-1.el9_0 · Red Hat:rhel_e4s:9.0::appstream | Package registry (OSV) |
| red hat:firefox-debuginfo | 0:128.3.0-1.el9_0 · Red Hat:rhel_e4s:9.0::appstream | Package registry (OSV) |
| red hat:firefox-debugsource | 0:128.3.0-1.el9_0 · Red Hat:rhel_e4s:9.0::appstream | Package registry (OSV) |
| red hat:firefox-x11 | 0:128.3.0-1.el9_2 · Red Hat:rhel_eus:9.2::appstream | Package registry (OSV) |
| red hat:thunderbird | 0:128.3.0-1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:thunderbird-debuginfo | 0:128.3.0-1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:thunderbird-debugsource | 0:128.3.0-1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| rocky linux:firefox | 0:128.3.0-1.el8_10 · Rocky Linux:8 | Package registry (OSV) |
| rocky linux:thunderbird | 0:128.3.0-1.el8_10 · Rocky Linux:8 | Package registry (OSV) |
| suse:MozillaFirefox | 128.3.0-112.228.1 · SUSE:Linux Enterprise Software Development Kit 12 SP5 | Package registry (OSV) |
| suse:MozillaFirefox | 128.3.0-150200.152.152.1 · SUSE:Linux Enterprise Module for Desktop Applications 15 SP5 | Package registry (OSV) |
| suse:MozillaThunderbird | 128.3.0-150200.8.182.1 · SUSE:Linux Enterprise Module for Package Hub 15 SP5 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2026-2776511 days apartSandbox escape due to incorrect boundary conditions in the Telemetry component in External Software40Plan
- CVE-2026-2778511 days apartSandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component40Plan
- CVE-2024-94010 days apartMemory safety bugs present in Firefox 130, Firefox ESR 115.15, Firefox ESR 128.2, and Thunderbird 128.2.39Monitor
- CVE-2024-94020 days apartMemory safety bugs present in Firefox 130, Firefox ESR 128.2, and Thunderbird 128.2.39Monitor
- CVE-2025-8044294 days apartMemory safety bugs fixed in Firefox 141 and Thunderbird 14139Monitor
- CVE-2025-9179322 days apartSandbox escape due to invalid pointer in the Audio/Video: GMP component39Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
National notice (Türkiye Cybersecurity Directorate / USOM)
Official security notices citing this record; remediation advice is on the agency's page.
- TR-24-1585 · Oct 2, 2024(Mozilla Firefox Güvenlik Bildirimi)
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- A user must open a link or visit a page.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory BufferCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Overflow BuffersCAPEC-100likelihood: High · Very High
- Buffer ManipulationCAPEC-123likelihood: High · Very High
- Client-side Injection-induced Buffer OverflowCAPEC-14likelihood: Medium · High
- Filter Failure through Buffer OverflowCAPEC-24likelihood: High · High
- MIME ConversionCAPEC-42likelihood: High · High
- Overflow Binary Resource FileCAPEC-44likelihood: High · Very High
- Buffer Overflow via Symbolic LinksCAPEC-45likelihood: High · High
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- bugzilla.mozilla.org/show_bug.cgi?id=1912471
- www.mozilla.org/security/advisories/mfsa2024-46/
- www.mozilla.org/security/advisories/mfsa2024-47/
- www.mozilla.org/security/advisories/mfsa2024-49/
- www.mozilla.org/security/advisories/mfsa2024-50/
Vendor advisories and official records. Exploit/PoC links are deliberately left out.