CVE•Published 2026-02-24•Modified 2026-04-13•1 article on news•5 live references•NVD data

CVE-2026-2805Mozilla · Firefox

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

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

EPSS percentile

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Weaknesses (CWE)

CWE-824Access of Uninitialized Pointer

Description

Invalid pointer in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Timeline

Published 2026-02-24

Modified 2026-04-13

External references

NVD MITRE Exploit-DB GitHub PoC VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-2805

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Mozilla Firefox"

All exposed Mozilla Firefox instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Firefox"

HTTP body or banner mentions "Firefox" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-2805

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-2805

Censys host search filtered to this CVE id.

grep.app

CVE-2026-2805

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-2805

GitHub code search for direct mentions.

Google dork

"CVE-2026-2805" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (8)

CVE-2026-28058 repos

cclank/Hermes-Wikiunknown

Hermes agent + LLM Wiki + 源代码完成 Hermes agent wiki

★ 617·updated 1mo ago

patrickmgarrity/Anthropic-Credited-CVEsunknown

Tracking Vulnerabilities That Appear to be Credited to the Anthropic Research Team

★ 29·updated 5d ago

hiifong/starListPython

Export your star's repository list

★ 18·updated 6d ago

Nsbx/awesome-starsunknown

My Awesome List generated by : https://github.com/abhijithvijayan/stargazed

★ 11·updated 5d ago

brimstone/starsunknown

My starred GitHub repositories

★ 2·updated 5d ago

joaomagfreitas/starsunknown

Complete list of repositories I've starred

★ 2·updated 5d ago

securin-public/frontier-ai-cve-trackerunknown

Tracking CVEs discovered by AI systems — Anthropic, OpenAI, Google Big Sleep, Microsoft MDASH, DepthFirst

★ 1·updated 3w ago

Darkham42/starsunknown

★ 1·updated 2w ago