How severe is CVE-2023-33355?

CVE-2023-33355 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-33355 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33355?

CVE-2023-33355 affects Thecosy Icecms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33355?

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-2023-33355 published?

CVE-2023-33355 was published on 2023-05-25 and last updated on 2026-06-17.

CVE-2023-33355

CVE-2023-33355 is a high-severity vulnerability in Thecosy Icecms with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Thecosy Icecms
Published: 2023-05-25
Last modified: 2026-06-17

Description

IceCMS v1.0.0 has Insecure Permissions. There is unauthorized access to the API, resulting in the disclosure of sensitive information.

Frequently asked questions

What is CVE-2023-33355?: IceCMS v1.0.0 has Insecure Permissions. There is unauthorized access to the API, resulting in the disclosure of sensitive information.
How severe is CVE-2023-33355?: CVE-2023-33355 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-33355 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33355?: CVE-2023-33355 affects Thecosy Icecms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33355?: 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-2023-33355 published?: CVE-2023-33355 was published on 2023-05-25 and last updated on 2026-06-17.

References

https://github.com/Thecosy/IceCMS/issues/7

Affected products (1)

cpe:2.3:a:thecosy:icecms:1.0.0:*:*:*:*:*:*:*

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