CVE•Published 2025-12-14•Modified 2026-10-07•1 article on news•6 live references•NVD data
CVE-2025-14656Tenda · Ac20_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
53
Exploit Prediction Scoring System · top 47% of all CVEs
Weaknesses (CWE)
Description
A weakness has been identified in Tenda AC20 16.03.08.12. This affects the function httpd of the file /goform/openSchedWifi. Executing a manipulation of the argument schedStartTime/schedEndTime can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
Timeline
Published 2025-12-14
Modified 2026-10-07
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-2025-14656Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Ac20 Firmware"Hosts Shodan identified as running Ac20 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2025-14656Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2025-14656Censys host search filtered to this CVE id.
grep.app
CVE-2025-14656Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2025-14656GitHub code search for direct mentions.
Google dork
"CVE-2025-14656" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2025-14656 on GitHub.