How severe is CVE-2022-40756?

CVE-2022-40756 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-2022-40756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40756?

CVE-2022-40756 primarily affects Actian Psql. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40756?

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.

When was CVE-2022-40756 published?

CVE-2022-40756 was published on 2022-09-30 and last updated on 2026-06-17.

CVE-2022-40756

CVE-2022-40756 is a high-severity vulnerability in Actian Psql 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-732.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Actian Psql
Published: 2022-09-30
Last modified: 2026-06-17

Description

If folder security is misconfigured for Actian Zen PSQL BEFORE Patch Update 1 for Zen 15 SP1 (v15.11.005), Patch Update 4 for Zen 15 (v15.01.017), or Patch Update 5 for Zen 14 SP2 (v14.21.022), it can allow an attacker (with file read/write access) to remove specific security files in order to reset the master password and gain access to the database.

Frequently asked questions

What is CVE-2022-40756?: If folder security is misconfigured for Actian Zen PSQL BEFORE Patch Update 1 for Zen 15 SP1 (v15.11.005), Patch Update 4 for Zen 15 (v15.01.017), or Patch Update 5 for Zen 14 SP2 (v14.21.022), it can allow an attacker (with file read/write access) to remove specific security files in order to reset the master password and gain access to the database.
How severe is CVE-2022-40756?: CVE-2022-40756 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-2022-40756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40756?: CVE-2022-40756 primarily affects Actian Psql. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40756?: 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.
When was CVE-2022-40756 published?: CVE-2022-40756 was published on 2022-09-30 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:actian:psql:*:*:*:*:*:*:*:*
cpe:2.3:a:actian:zen:*:*:*:*:*:*:*:*

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