CVE-2022-25061: tp-link tl-wr840n_firmware OS Command Injection
CVSS: 9.8v3.1CriticalModified
Published 25-02-2022Last modified 09-07-2026
Vulnerability summary
CVE-2022-25061 is a critical (CVSS 9.8) OS Command Injection vulnerability in tp-link tl-wr840n_firmware. EPSS estimates a 58.70% chance of exploitation in the next 30 days, higher than 99.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
58.70%
0%100%
Critical · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 25-02-2022PublishedVulnerability first disclosed.
- 09-07-2026Last modifiedVulnerability information updated.
Description
TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a command injection vulnerability via the component oal_setIp6DefaultRoute.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
58.70%
Chance of exploitation in the next 30 days
Percentile
99%
Versus all other CVEs
30-day change
0.00 pp
From 58.70% on 21-09-2026
21-09-202621-10-2026
EPSS score58.70%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (east-trowel-102.notion.site)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Tp-link1 product
- tl-wr840n_firmware6.20_180709
1 vendor · 1 product