How severe is CVE-2023-39328?

CVE-2023-39328 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-39328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39328?

CVE-2023-39328 primarily affects Uclouvain Openjpeg. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-39328?

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

Does CVE-2023-39328 have an EU (EUVD) identifier?

Yes. CVE-2023-39328 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43059.

When was CVE-2023-39328 published?

CVE-2023-39328 was published on 2024-07-09 and last updated on 2026-06-26.

CVE-2023-39328

CVE-2023-39328 is a medium-severity vulnerability in Uclouvain Openjpeg with a CVSS 3.x base score of 5.5. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-43059
Weakness: CWE-400
Affected product: Uclouvain Openjpeg
Published: 2024-07-09
Last modified: 2026-06-26

Description

A vulnerability was found in OpenJPEG similar to CVE-2019-6988. This flaw allows an attacker to bypass existing protections and cause an application crash through a maliciously crafted file.

Frequently asked questions

What is CVE-2023-39328?: A vulnerability was found in OpenJPEG similar to CVE-2019-6988. This flaw allows an attacker to bypass existing protections and cause an application crash through a maliciously crafted file.
How severe is CVE-2023-39328?: CVE-2023-39328 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-39328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39328?: CVE-2023-39328 primarily affects Uclouvain Openjpeg. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-39328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-39328 have an EU (EUVD) identifier?: Yes. CVE-2023-39328 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43059.
When was CVE-2023-39328 published?: CVE-2023-39328 was published on 2024-07-09 and last updated on 2026-06-26.

References

Affected products (3)

cpe:2.3:a:uclouvain:openjpeg:-:*:*:*:*:*:*:*
cpe:2.3:a:uclouvain:openjpeg:2.0:*:*:*:*:*:*:*
cpe:2.3:a:uclouvain:openjpeg:2.5.0:*:*:*:*:*:*:*

More vulnerabilities in Uclouvain Openjpeg

CVE-2013-4290 — Critical (CVSS 10.0): Stack-based buffer overflow in OpenJPEG before 1.5.2 allows remote attackers to have unspecified impact via unknown…
CVE-2013-4289 — Critical (CVSS 10.0): Multiple integer overflows in lib/openjp3d/jp3d.c in OpenJPEG before 1.5.2 allow remote attackers to have unspecified…
CVE-2012-3358 — Critical (CVSS 10.0): Multiple heap-based buffer overflows in the j2k_read_sot function in j2k.c in OpenJPEG 1.5 allow remote attackers to…
CVE-2025-54874 — Critical (CVSS 9.8): OpenJPEG is an open-source JPEG 2000 codec. In OpenJPEG from 2.5.1 through 2.5.3, a call to opj_jp2_read_header may…
CVE-2018-7648 — Critical (CVSS 9.8): An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0. The output prefix was not checked for length, which…
CVE-2017-17480 — Critical (CVSS 9.8): In OpenJPEG 2.3.0, a stack-based buffer overflow was discovered in the pgxtovolume function in jp3d/convert.c. The…

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