CVE•Published 2021-06-10•Modified 2026-07-09•1 article on news•6 live references•NVD data
CVE-2021-31659Tp-link · Tl-sg2005_firmware
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
44
Exploit Prediction Scoring System · top 56% of all CVEs
Weaknesses (CWE)
Description
TP-Link TL-SG2005, TL-SG2008, etc. 1.0.0 Build 20180529 Rel.40524 is vulnerable to Cross Site Request Forgery (CSRF). All configuration information is placed in the URL, without any additional token authentication information. A malicious link opened by the switch administrator may cause the password of the switch to be modified and the configuration file to be tampered with.
Timeline
Published 2021-06-10
Modified 2026-07-09
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-2021-31659Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Tl-sg2005 Firmware"Hosts Shodan identified as running Tl-sg2005 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2021-31659Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-31659Censys host search filtered to this CVE id.
grep.app
CVE-2021-31659Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-31659GitHub code search for direct mentions.
Google dork
"CVE-2021-31659" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2021-31659 on GitHub.