Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | affected |
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| Mozilla | Thunderbird | affected |
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No data.
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| Vendor | Product | Confidence | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | 100% |
|
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No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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| Source | ID | Title |
|---|---|---|
 Debian DSA |
DSA-6533-1 | firefox-esr security update |
Wed, 30 Sep 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, and Firefox 157. | Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| References |
|
Wed, 30 Sep 2026 17:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157. | Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, and Firefox 157. |
| References |
|
Wed, 30 Sep 2026 08:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-200 CWE-285 |
Wed, 30 Sep 2026 02:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-295 |
Tue, 29 Sep 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mozilla
Mozilla firefox |
|
| Vendors & Products |
Mozilla
Mozilla firefox |
Tue, 29 Sep 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-295 |
Tue, 29 Sep 2026 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157. | |
| Title | Spoofing issue in the Networking: HTTP component | |
| References |
|
MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-09-30T17:21:06.977Z
Reserved: 2026-09-26T19:18:38.463Z
Link: CVE-2026-100822
Vulnrichment
No data.
NVD
Status : Undergoing Analysis
Published: 2026-09-29T13:17:47.503
Modified: 2026-09-30T18:18:12.257
Link: CVE-2026-100822
Redhat
No data.
OpenCVE Enrichment
Updated: 2026-09-30T07:45:18Z