How severe is CVE-2023-37536?

CVE-2023-37536 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2023-37536 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37536?

CVE-2023-37536 primarily affects Apache Xerces-c++. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-37536?

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-2023-37536 published?

CVE-2023-37536 was published on 2023-10-11 and last updated on 2026-06-17.

CVE-2023-37536

CVE-2023-37536 is a high-severity vulnerability in Apache Xerces-c++ with a CVSS 3.x base score of 8.2. 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-190.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Apache Xerces-c++
Published: 2023-10-11
Last modified: 2026-06-17

Description

An integer overflow in xerces-c++ 3.2.3 in BigFix Platform allows remote attackers to cause out-of-bound access via HTTP request.

Frequently asked questions

What is CVE-2023-37536?: An integer overflow in xerces-c++ 3.2.3 in BigFix Platform allows remote attackers to cause out-of-bound access via HTTP request.
How severe is CVE-2023-37536?: CVE-2023-37536 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2023-37536 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37536?: CVE-2023-37536 primarily affects Apache Xerces-c++. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-37536?: 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-2023-37536 published?: CVE-2023-37536 was published on 2023-10-11 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:apache:xerces-c\+\+:3.2.3:*:*:*:*:*:*:*
cpe:2.3:a:hcltech:bigfix_platform:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*

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CVE-2008-4482 — High (CVSS 7.8): The XML parser in Xerces-C++ before 3.0.0 allows context-dependent attackers to cause a denial of service (stack…
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Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

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CVE-2025-64721 — Critical (CVSS 10.0): Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. In versions…
CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
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