CVE-2026-8952Patch(mozilla / firefox)

LOWCVSS 8.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

Patch mozilla firefox systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

mozilla CVEs Back to dashboard

0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories

Other references

https://bugzilla.mozilla.org/show_bug.cgi?id=2021727

Weakness type (CWE)

CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

firefox
thunderbird

Threat summary

Patch or workaround signal is available
2 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 2 signals
Technical details provided in 2 signals
2 total mentions across 1 day

Affected systems

Vendors

mozilla

Products

firefoxthunderbird

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

Patch

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Infoflowcloud@infoflowcloud141d
Patch
🚨*CVE* CVE-2026-8952 Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. https://www.cve.org/CVERecord?id=CVE-2026-8952 ----- Traducción: CVE-2026-8952 Escalamiento de privilegios en el componente de Act… http://infoflow.cloud`
Post summary
The post announces a privilege‑escalation CVE fixed in Firefox 151 and Thunderbird 151, providing only the patch information without exploitation details.
0000052
78 followersView on X
CVE@CVEnew141d
Patch
CVE-2026-8952 Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. https://www.cve.org/CVERecord?id=CVE-2026-8952
Post summary
A privilege‑escalation vulnerability (CVE‑2026‑8952) in the Application Update component has been addressed by Firefox 151 and Thunderbird 151; no PoC, exploit, or active exploitation is mentioned.
00000181
57.5K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	mozilla	firefox	-	-	-
App	mozilla	thunderbird	-	-	-

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