CVE•Published 2026-08-18•Modified 2026-08-21•1 article on news•5 live references•NVD data
CVE-2026-74947Mozilla · Firefox
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS percentile
16
Exploit Prediction Scoring System · top 84% of all CVEs
Weaknesses (CWE)
Description
Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
Timeline
Published 2026-08-18
Modified 2026-08-21
External references
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-2026-74947Hosts 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-2026-74947Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-74947Censys host search filtered to this CVE id.
grep.app
CVE-2026-74947Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-74947GitHub code search for direct mentions.
Google dork
"CVE-2026-74947" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-74947 on GitHub.