How severe is CVE-2025-32820?

CVE-2025-32820 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-32820 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-32820?

CVE-2025-32820 primarily affects Sonicwall Sma 100 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-32820?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-32820 have an EU (EUVD) identifier?

Yes. CVE-2025-32820 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13913.

When was CVE-2025-32820 published?

CVE-2025-32820 was published on 2025-05-07 and last updated on 2026-06-17.

CVE-2025-32820

CVE-2025-32820 is a high-severity vulnerability in Sonicwall Sma 100 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-13913
Weakness: CWE-22
Affected product: Sonicwall Sma 100 Firmware
Published: 2025-05-07
Last modified: 2026-06-17

Description

A vulnerability in SMA100 allows a remote authenticated attacker with SSLVPN user privileges can inject a path traversal sequence to make any directory on the SMA appliance writable.

Frequently asked questions

What is CVE-2025-32820?: A vulnerability in SMA100 allows a remote authenticated attacker with SSLVPN user privileges can inject a path traversal sequence to make any directory on the SMA appliance writable.
How severe is CVE-2025-32820?: CVE-2025-32820 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-32820 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-32820?: CVE-2025-32820 primarily affects Sonicwall Sma 100 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-32820?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-32820 have an EU (EUVD) identifier?: Yes. CVE-2025-32820 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13913.
When was CVE-2025-32820 published?: CVE-2025-32820 was published on 2025-05-07 and last updated on 2026-06-17.

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0011

Affected products (6)

cpe:2.3:o:sonicwall:sma_100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Sonicwall Sma 100 Firmware

CVE-2021-20016 — Critical (CVSS 9.8): A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to…
CVE-2019-7482 — Critical (CVSS 9.8): Stack-based buffer overflow in SonicWall SMA100 allows an unauthenticated user to execute arbitrary code in function…
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CVE-2019-7486 — High (CVSS 8.8): Code injection in SonicWall SMA100 allows an authenticated user to execute arbitrary code in viewcacert CGI script.…
CVE-2019-7485 — High (CVSS 8.8): Buffer overflow in SonicWall SMA100 allows an authenticated user to execute arbitrary code in DEARegister CGI script.…
CVE-2021-20050 — High (CVSS 7.5): An Improper Access Control Vulnerability in the SMA100 series leads to multiple restricted management APIs being…

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