CVE-2026-118007VulnerabilityPublished 10 Nov 2026

SUSE · Security update for MozillaFirefox

Affects SUSESource GCVE Database

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Authoritative record:CVE-2026-118007· High 8.8

Not known to be exploited · CVSS 8.8 High.

Data as of 11 Nov 2026, 13:20 UTC

CVSS 3.1 base score

8.8High

How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none

CVSS scores by source
CISA-ADP	CVSS 3.1	8.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
User Interaction: Required: Successful exploitation of this vulnerability requires a user to take some action before the vulnerability can be exploited.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: High: There is total loss of confidentiality, resulting in all resources within the impacted component being divulged to the attacker. Alternatively, access to only some restricted information is obtained, but the disclosed information presents a direct, serious impact.
Integrity: High: There is a total loss of integrity, or a complete loss of protection. For example, the attacker is able to modify any/all files protected by the impacted component. Alternatively, only some files can be modified, but malicious modification would present a direct, serious consequence to the impacted component.
Availability: High: There is total loss of availability, resulting in the attacker being able to fully deny access to resources in the impacted component; this loss is either sustained (while the attacker continues to deliver the attack) or persistent (the condition persists even after the attack has completed). Alternatively, the attacker has the ability to deny some availability, but the loss of availability presents a direct, serious consequence to the impacted component (e.g., the attacker cannot disrupt existing connections, but can prevent new connections; the attacker can repeatedly exploit a vulnerability that, in each instance of a successful attack, leaks a only small amount of memory, but after repeated exploitation causes a service to become completely unavailable).

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 27 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponized: A Metasploit exploit module or Exploit-DB entry exists (Metasploit scanner modules do not count), or CISA SSVC or the CVSS exploit maturity reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

Description

This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 153.7.0 ESR (MFSA 2026-127, bsc#1289275): - CVE-2026-118007: Use-after-free in the JavaScript: GC component. - CVE-2026-118019: Race condition, use-after-free in the DOM: File component. - CVE-2026-118021: Sandbox escape due to use-after-free in the XPCOM component. - CVE-2026-118024: Use-after-free in the Graphics: Text component. - CVE-2026-124853: Sandbox escape due to incorrect boundary conditions in the Graphics: Text component. - CVE-2026-124854: Privilege escalation in the DOM: Navigation component. - CVE-2026-124855: Sandbox escape in the DOM: Navigation component. - CVE-2026-124856: Incorrect boundary conditions in the Networking: HTTP component. - CVE-2026-124857: Use-after-free in the Graphics: Canvas2D component. - CVE-2026-124858: Use-after-free in the DOM: HTML Parser component. - CVE-2026-124859: Sandbox escape due to incorrect boundary conditions in the Storage: Cache API component. - CVE-2026-124860: Use-after-free in the Audio/Video component. - CVE-2026-124861: Sandbox escape due to use-after-free in the Audio/Video: cubeb component. - CVE-2026-124862: Use-after-free in the DOM: Core & HTML component. - CVE-2026-124863: Use-after-free in the DOM: HTML Parser component. - CVE-2026-124864: Sandbox escape due to use-after-free in the DOM: Service Workers component. - CVE-2026-124865: Use-after-free in the Audio/Video component. - CVE-2026-124866: Use-after-free in the Layout component. - CVE-2026-124868: Incorrect boundary conditions in the DOM: Core & HTML component. - CVE-2026-124869: Use-after-free in the DOM: Core & HTML component. - CVE-2026-124870: Incorrect boundary conditions in the JavaScript: GC component. - CVE-2026-124872: Use-after-free in the Cycle Collector component. - CVE-2026-124873: Invalid pointer in the DOM: Editor component. - CVE-2026-124874: Same-origin policy bypass in the Networking: HTTP component. - CVE-2026-124875: Incorrect boundary conditions in the DOM: CSS Object Model component. - CVE-2026-124876: Use-after-free in the CSS Parsing and Computation component. - CVE-2026-124877: Use-after-free in the Layout: Positioned component. - CVE-2026-124879: Invalid pointer in the Networking: Cache component. - CVE-2026-124880: Use-after-free in the DOM: Core & HTML component. - CVE-2026-124881: Use-after-free in the CSS Parsing and Computation component. - CVE-2026-124882: Use-after-free in the CSS Parsing and Computation component. - CVE-2026-124883: Use-after-free in the DOM: Core & HTML component. - CVE-2026-124884: Use-after-free in the JavaScript: GC component. - CVE-2026-124885: Use-after-free in the Graphics: Text component. - CVE-2026-124886: Invalid pointer in the Layout: Text and Fonts component. - CVE-2026-124887: Incorrect boundary conditions in the Layout: Text and Fonts component. - CVE-2026-124888: Incorrect boundary conditions in the Layout: Text and Fonts component. - CVE-2026-124889: Use-after-free in the CSS Parsing and Computation component. - CVE-2026-124890: Use-after-free in the DOM: Core & HTML component. - CVE-2026-124891: Incorrect boundary conditions in the DOM: Selection component. - CVE-2026-124892: Use-after-free in the JavaScript: GC component. - CVE-2026-124893: Use-after-free in the DOM: Workers component. - CVE-2026-124894: Use-after-free in the Networking: Cookies component. - CVE-2026-124895: Use-after-free in the Storage: localStorage & sessionStorage component. - CVE-2026-124896: Invalid pointer in the Layout: Text and Fonts component. - CVE-2026-124897: Use-after-free in the JavaScript: GC component. - CVE-2026-124898: Use-after-free in the DOM: Editor component. - CVE-2026-124899: Use-after-free in the Layout: Text and Fonts component. - CVE-2026-124901: Other issue in the Networking: JAR component. - CVE-2026-124902: Same-origin policy bypass due to race condition in the Audio/Video component. - CVE-2026-124903: Sandbox escape due to use-after-free in the IPC component. - CVE-2026-124905: Sandbox escape in the DOM: Navigation component. - CVE-2026-124906: Use-after-free in the Graphics: WebRender component. - CVE-2026-124907: Privilege escalation, sandbox escape due to use-after-free in the Graphics: CanvasWebGL component. - CVE-2026-124909: Information disclosure in the Private Browsing component. - CVE-2026-124910: Mitigation bypass in the WebExtensions component. - CVE-2026-124912: Spoofing issue in the DOM: Security component. - CVE-2026-124913: Site isolation issue in the Networking component. - CVE-2026-124914: Site isolation issue in the DOM: Navigation component. - CVE-2026-124915: Incorrect boundary conditions in the Graphics: WebGPU component. - CVE-2026-124917: Sandbox escape due to use-after-free in the Widget: Gtk component. - CVE-2026-124918: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. - CVE-2026-124919: Privilege escalation due to use-after-free in the WebRTC: N

GCVE source: db.gcve.eu
Csaf Category: csaf_security_advisory
Csaf Version: 2.0
Publisher: SUSE Product Security Team
Advisory ID: SUSE-SU-2026:5174-1
Vendor Severity: high
CVE Count: 81
Additional Cves: CVE-2026-118019, CVE-2026-118021, CVE-2026-118024, CVE-2026-124853, CVE-2026-124854, CVE-2026-124855, CVE-2026-124856, CVE-2026-124857, CVE-2026-124858, CVE-2026-124859, CVE-2026-124860, CVE-2026-124861, CVE-2026-124862, CVE-2026-124863, CVE-2026-124864, CVE-2026-124865, CVE-2026-124866, CVE-2026-124868, CVE-2026-124869, CVE-2026-124870, CVE-2026-124872, CVE-2026-124873, CVE-2026-124874, CVE-2026-124875, CVE-2026-124876, CVE-2026-124877, CVE-2026-124879, CVE-2026-124880, CVE-2026-124881, CVE-2026-124882, CVE-2026-124883, CVE-2026-124884, CVE-2026-124885, CVE-2026-124886, CVE-2026-124887, CVE-2026-124888, CVE-2026-124889, CVE-2026-124890, CVE-2026-124891, CVE-2026-124892, CVE-2026-124893, CVE-2026-124894, CVE-2026-124895, CVE-2026-124896, CVE-2026-124897, CVE-2026-124898, CVE-2026-124899, CVE-2026-124901, CVE-2026-124902, CVE-2026-124903, CVE-2026-124905, CVE-2026-124906, CVE-2026-124907, CVE-2026-124909, CVE-2026-124910, CVE-2026-124912, CVE-2026-124913, CVE-2026-124914, CVE-2026-124915, CVE-2026-124917, CVE-2026-124918, CVE-2026-124919, CVE-2026-124922, CVE-2026-124924, CVE-2026-124926, CVE-2026-124927, CVE-2026-124929, CVE-2026-124930, CVE-2026-124931, CVE-2026-124932, CVE-2026-124933, CVE-2026-124934, CVE-2026-124935, CVE-2026-124938, CVE-2026-124939, CVE-2026-124940, CVE-2026-124941, CVE-2026-124942, CVE-2026-124948, CVE-2026-124951

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