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Fencer Vulns
medium 6.1

CVE-2025-40598 json

A Reflected cross-site scripting (XSS) vulnerability exists in the SMA100 series web interface, allowing a remote unauthenticated attacker…

published 2025-07-23 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-22454

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
46.2%
EPSS 46.2% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

A Reflected cross-site scripting (XSS) vulnerability exists in the SMA100 series web interface, allowing a remote unauthenticated attacker to potentially execute arbitrary JavaScript code.

Patch / fix

  • sonicwall sma_500v_firmware 10.2.2.1-90sv
  • sonicwall sma_210_firmware 10.2.2.1-90sv
  • sonicwall sma_410_firmware 10.2.2.1-90sv

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

46.15% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • labs.watchtowr.com https://labs.watchtowr.com/stack-overflows-heap-overflows-and-existential-dread-sonicwall-sma100-cve-2025-40596-cve-2025-40597-and-cve-2025-40598/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • SonicWall SMA 100 Series

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.