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Fencer Vulns
medium 5.4

CVE-2022-40844 json

In Tenda (Shenzhen Tenda Technology Co., Ltd) AC1200 Router model W15Ev2 V15.11.0.10(1576), a Stored Cross Site Scripting (XSS) issue exist…

published 2022-11-15 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-44102

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

In Tenda (Shenzhen Tenda Technology Co., Ltd) AC1200 Router model W15Ev2 V15.11.0.10(1576), a Stored Cross Site Scripting (XSS) issue exists allowing an attacker to execute JavaScript code via the applications website filtering tab, specifically the URL body.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • boschko.ca https://boschko.ca/tenda_ac1200_router/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

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.