TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a command injection vulnerability via the component oal_setIp6DefaultRoute.

published 2022-02-25 4 y ago modified 2026-07-09 4 mo ago also EUVD-2022-29805

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 58.7%; EPSS 58.7% chance of exploitation in 30 days, percentile 99.1%
public exploits: 0; none known, plus a Nuclei check

Exploit prediction

58.70% chance of exploitation in the next 30 days, higher than 99.1% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template TP-Link TL-WR840N - Command Injection nuclei detection template
east-trowel-102.notion.site https://east-trowel-102.notion.site/CVE-2021-XXXX-Injection-of-commands-through-object-oal_setIp6DefaultRoute-EN-ddf9c1db199d49829269147ada6cb312 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

east-trowel-102.notion.site /CVE-2021-XXXX-Injection-of-commands-through-object-oal_setIp6DefaultRoute-EN-ddf9c1db199d49829269147ada6cb312
exploit, third-party-advisory

Sources

CVE List CVE-2022-25061
NVD CVE-2022-25061

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary