Skip to content

Sophos vulnerabilities in CISA KEV

Sophos has 7 vulnerabilities in CISA's catalogue of flaws known to be exploited, the 37th highest of any vendor. none were added in the last 12 months; 2 are linked to known ransomware use (28.6% of its entries, against 20.4% across the catalogue). CISA's median fix window for these entries is 21 days (range 21 to 181), against 21 days (range 1 to 184) across the whole catalogue. The most exploited product is Firewall, with 2 entries. Other frequently affected products: CyberoamOS (1); SFOS (1).

Catalog v2026.11.04, released 5 Nov 2026. Source CISA ↗. All KEV entries.

$ ./kev --vendor sophos --summary

Counts are computed from the catalog release on ; the 12 month window ends there.

┌─ total entries

7

in CISA KEV

┌─ first added

2021-11-03

earliest entry

┌─ latest added

2025-02-06

most recent entry

┌─ last 12 months

0

entries added

┌─ ransomware use

2 of 7

28.6% linked to ransomware

┌─ distinct products

6

affected products

$ awk -F, {print $1} /var/log/kev/sophos.log | uniq -c

Entries by the year CISA added them.

Year Entries added Of which ransomware
2021 1 1
2022 3 0
2023 1 0
2025 2 1

$ sort /var/log/kev/sophos.log | uniq -c | sort -rn | head -5

The five products with the most entries in the catalogue.

  1. Firewall 2 entries
  2. CyberoamOS 1 entry
  3. SFOS 1 entry
  4. SG UTM 1 entry
  5. Web Appliance 1 entry

$ kev-due-dates --vendor sophos

Days between the date CISA added an entry and the due date it set, median and range. Due dates apply to US federal agencies; for everyone else they are a patch-first ranking signal.

┌─ Sophos

21 days (range 21 to 181)

median and range in days

┌─ whole catalogue

21 days (range 1 to 184)

median and range in days

$ grep -o 'CWE-[0-9]*' /var/log/kev/sophos.log | sort | uniq -c | sort -rn | head -3

Weakness types CISA records for these entries (7 of 7 have at least one CWE).

$ grep -ril 'Sophos' /var/log/news | head -5

Our reporting that names Sophos or one of its KEV CVE ids, newest first.

┌─ /var/log/news

grep: no news story mentions Sophos yet

Patch Week pages with these entries

No Patch Week page covers this vendor yet.

$ wc -l ./sophos.kev · 7 rows

Descriptions: CISA Known Exploited Vulnerabilities catalogue

  1. CVE-2020-15069

    XG Firewall

    Sophos XG Firewall Buffer Overflow Vulnerability

    due 2025-02-27 · CWE-120

    $ cat CVE-2020-15069.txt

    Description. Sophos XG Firewall contains a buffer overflow vulnerability that allows for remote code execution via the "HTTP/S bookmark" feature.

    Required action. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  2. CVE-2020-29574

    CyberoamOS [RANSOMWARE]

    CyberoamOS (CROS) SQL Injection Vulnerability

    due 2025-02-27 · CWE-89

    $ cat CVE-2020-29574.txt

    Description. CyberoamOS (CROS) contains a SQL injection vulnerability in the WebAdmin that allows an unauthenticated attacker to execute arbitrary SQL statements remotely.

    Required action. The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

  3. CVE-2023-1671

    Web Appliance

    Sophos Web Appliance Command Injection Vulnerability

    due 2023-12-07 · CWE-77

    $ cat CVE-2023-1671.txt

    Description. Sophos Web Appliance contains a command injection vulnerability in the warn-proceed handler that allows for remote code execution.

    Required action. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. CVE-2022-3236

    Firewall

    Sophos Firewall Code Injection Vulnerability

    due 2022-10-14 · CWE-94

    $ cat CVE-2022-3236.txt

    Description. A code injection vulnerability in the User Portal and Webadmin of Sophos Firewall allows for remote code execution.

    Required action. Apply updates per vendor instructions.

  5. CVE-2022-1040

    Firewall

    Sophos Firewall Authentication Bypass Vulnerability

    due 2022-04-21 · CWE-158

    $ cat CVE-2022-1040.txt

    Description. An authentication bypass vulnerability in User Portal and Webadmin of Sophos Firewall allows for remote code execution.

    Required action. Apply updates per vendor instructions.

  6. CVE-2020-25223

    SG UTM

    Sophos SG UTM Remote Code Execution Vulnerability

    due 2022-04-15 · CWE-78

    $ cat CVE-2020-25223.txt

    Description. A remote code execution vulnerability exists in the WebAdmin of Sophos SG UTM.

    Required action. Apply updates per vendor instructions.

  7. CVE-2020-12271

    SFOS [RANSOMWARE]

    Sophos SFOS SQL Injection Vulnerability

    due 2022-05-03 · CWE-89

    $ cat CVE-2020-12271.txt

    Description. Sophos Firewall operating system (SFOS) firmware contains a SQL injection vulnerability when configured with either the administration (HTTPS) service or the User Portal is exposed on the WAN zone. Successful exploitation may cause remote code execution to exfiltrate usernames and hashed passwords for the local device admin(s), portal admins, and user accounts used for remote access (but not external Active Directory or LDAP passwords).

    Required action. Apply updates per vendor instructions.