How severe is CVE-2023-33950?

CVE-2023-33950 has a CVSS 3.x base score of 6.5, 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 none, and availability high.

Is CVE-2023-33950 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33950?

CVE-2023-33950 primarily affects Liferay Digital Experience Platform. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-33950?

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

When was CVE-2023-33950 published?

CVE-2023-33950 was published on 2023-05-24 and last updated on 2026-06-17.

CVE-2023-33950

CVE-2023-33950 is a medium-severity vulnerability in Liferay Digital Experience Platform with a CVSS 3.x base score of 6.5. 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-1333.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1333
Affected product: Liferay Digital Experience Platform
Published: 2023-05-24
Last modified: 2026-06-17

Description

Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.

Frequently asked questions

What is CVE-2023-33950?: Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.
How severe is CVE-2023-33950?: CVE-2023-33950 has a CVSS 3.x base score of 6.5, 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 none, and availability high.
Is CVE-2023-33950 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33950?: CVE-2023-33950 primarily affects Liferay Digital Experience Platform. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-33950?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-33950 published?: CVE-2023-33950 was published on 2023-05-24 and last updated on 2026-06-17.

References

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950

Affected products (3)

cpe:2.3:a:liferay:digital_experience_platform:7.4:update48:*:*:*:*:*:*
cpe:2.3:a:liferay:digital_experience_platform:7.4:update76:*:*:*:*:*:*
cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*

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