How severe is CVE-2023-35808?

CVE-2023-35808 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-2023-35808 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35808?

CVE-2023-35808 primarily affects Sugarcrm. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-35808?

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-2023-35808 published?

CVE-2023-35808 was published on 2023-06-17 and last updated on 2026-06-17.

CVE-2023-35808

CVE-2023-35808 is a high-severity vulnerability in Sugarcrm 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-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Sugarcrm
Published: 2023-06-17
Last modified: 2026-06-17

Description

An issue was discovered in SugarCRM Enterprise before 11.0.6 and 12.x before 12.0.3. An Unrestricted File Upload vulnerability has been identified in the Notes module. By using crafted requests, custom PHP code can be injected and executed through the Notes module because of missing input validation. Regular user privileges can be used to exploit this vulnerability. Editions other than Enterprise are also affected.

Frequently asked questions

What is CVE-2023-35808?: An issue was discovered in SugarCRM Enterprise before 11.0.6 and 12.x before 12.0.3. An Unrestricted File Upload vulnerability has been identified in the Notes module. By using crafted requests, custom PHP code can be injected and executed through the Notes module because of missing input validation. Regular user privileges can be used to exploit this vulnerability. Editions other than Enterprise are also affected.
How severe is CVE-2023-35808?: CVE-2023-35808 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-2023-35808 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35808?: CVE-2023-35808 primarily affects Sugarcrm. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-35808?: 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-2023-35808 published?: CVE-2023-35808 was published on 2023-06-17 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:sugarcrm:sugarcrm:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:sugarcrm:sugarcrm:*:*:*:*:professional:*:*:*
cpe:2.3:a:sugarcrm:sugarcrm:*:*:*:*:sell:*:*:*
cpe:2.3:a:sugarcrm:sugarcrm:*:*:*:*:serve:*:*:*
cpe:2.3:a:sugarcrm:sugarcrm:*:*:*:*:ultimate:*:*:*

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