How severe is CVE-2023-37596?

CVE-2023-37596 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-37596 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37596?

CVE-2023-37596 affects Issabel Pbx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37596?

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-2023-37596 published?

CVE-2023-37596 was published on 2023-07-11 and last updated on 2026-06-17.

CVE-2023-37596

CVE-2023-37596 is a high-severity vulnerability in Issabel Pbx with a CVSS 3.x base score of 8.1. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Issabel Pbx
Published: 2023-07-11
Last modified: 2026-06-17

Description

Cross Site Request Forgery (CSRF) vulnerability in issabel-pbx v.4.0.0-6 allows a remote attacker to cause a denial of service via a crafted script to the deleteuser function.

Frequently asked questions

What is CVE-2023-37596?: Cross Site Request Forgery (CSRF) vulnerability in issabel-pbx v.4.0.0-6 allows a remote attacker to cause a denial of service via a crafted script to the deleteuser function.
How severe is CVE-2023-37596?: CVE-2023-37596 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-37596 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37596?: CVE-2023-37596 affects Issabel Pbx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37596?: 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-2023-37596 published?: CVE-2023-37596 was published on 2023-07-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:issabel:pbx:4.0.0-6:*:*:*:*:*:*:*

More vulnerabilities in Issabel Pbx

CVE-2023-37597 — High (CVSS 8.1): Cross Site Request Forgery (CSRF) vulnerability in issabel-pbx v.4.0.0-6 allows a remote attacker to cause a denial of…
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