How severe is CVE-2023-37656?

CVE-2023-37656 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-2023-37656 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37656?

CVE-2023-37656 affects Websiteguide Project Websiteguide. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37656?

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-2023-37656 published?

CVE-2023-37656 was published on 2023-07-11 and last updated on 2026-06-17.

CVE-2023-37656

CVE-2023-37656 is a critical-severity vulnerability in Websiteguide Project Websiteguide 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Websiteguide Project Websiteguide
Published: 2023-07-11
Last modified: 2026-06-17

Description

WebsiteGuide v0.2 is vulnerable to Remote Command Execution (RCE) via image upload.

Frequently asked questions

What is CVE-2023-37656?: WebsiteGuide v0.2 is vulnerable to Remote Command Execution (RCE) via image upload.
How severe is CVE-2023-37656?: CVE-2023-37656 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-2023-37656 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37656?: CVE-2023-37656 affects Websiteguide Project Websiteguide. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37656?: 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-2023-37656 published?: CVE-2023-37656 was published on 2023-07-11 and last updated on 2026-06-17.

References

https://github.com/mizhexiaoxiao/WebsiteGuide/issues/12

Affected products (1)

cpe:2.3:a:websiteguide_project:websiteguide:0.2:*:*:*:*:*:*:*

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