How severe is CVE-2023-26273?

CVE-2023-26273 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-26273 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26273?

CVE-2023-26273 primarily affects Ibm Qradar Security Information And Event Manager. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-26273?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-26273 published?

CVE-2023-26273 was published on 2023-06-27 and last updated on 2026-06-17.

CVE-2023-26273

CVE-2023-26273 is a medium-severity vulnerability in Ibm Qradar Security Information And Event Manager with a CVSS 3.x base score of 4.3. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Qradar Security Information And Event Manager
Published: 2023-06-27
Last modified: 2026-06-17

Description

IBM QRadar SIEM 7.5.0 could allow an authenticated user to perform unauthorized actions due to hazardous input validation. IBM X-Force ID: 248134.

Frequently asked questions

What is CVE-2023-26273?: IBM QRadar SIEM 7.5.0 could allow an authenticated user to perform unauthorized actions due to hazardous input validation. IBM X-Force ID: 248134.
How severe is CVE-2023-26273?: CVE-2023-26273 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-26273 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26273?: CVE-2023-26273 primarily affects Ibm Qradar Security Information And Event Manager. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-26273?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-26273 published?: CVE-2023-26273 was published on 2023-06-27 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_2:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_3:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_4:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_5:*:*:*:*:*:*

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