How severe is CVE-2022-40741?

CVE-2022-40741 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-40741 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40741?

CVE-2022-40741 affects Softnext Mail Sqr Expert. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40741?

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

When was CVE-2022-40741 published?

CVE-2022-40741 was published on 2022-10-31 and last updated on 2026-06-17.

CVE-2022-40741

CVE-2022-40741 is a critical-severity vulnerability in Softnext Mail Sqr Expert with a CVSS 3.x base score of 9.8. 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Softnext Mail Sqr Expert
Published: 2022-10-31
Last modified: 2026-06-17

Description

Mail SQR Expert’s specific function has insufficient filtering for special characters. An unauthenticated remote attacker can exploit this vulnerability to perform arbitrary system command and disrupt service.

Frequently asked questions

What is CVE-2022-40741?: Mail SQR Expert’s specific function has insufficient filtering for special characters. An unauthenticated remote attacker can exploit this vulnerability to perform arbitrary system command and disrupt service.
How severe is CVE-2022-40741?: CVE-2022-40741 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-40741 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40741?: CVE-2022-40741 affects Softnext Mail Sqr Expert. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40741?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-40741 published?: CVE-2022-40741 was published on 2022-10-31 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-6643-89bfa-1.html

Affected products (1)

cpe:2.3:a:softnext:mail_sqr_expert:2dut.190301:*:*:*:*:*:*:*

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