How severe is CVE-2026-8087?

CVE-2026-8087 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-8087 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-8087?

CVE-2026-8087 primarily affects Osgeo Gdal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-8087?

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

Does CVE-2026-8087 have an EU (EUVD) identifier?

Yes. CVE-2026-8087 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28435.

When was CVE-2026-8087 published?

CVE-2026-8087 was published on 2026-05-07 and last updated on 2026-06-17.

CVE-2026-8087

CVE-2026-8087 is a medium-severity vulnerability in Osgeo Gdal with a CVSS 3.x base score of 5.3. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.3
CVSS v4: 1.9
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-28435
Weakness: CWE-119
Affected product: Osgeo Gdal
Published: 2026-05-07
Last modified: 2026-06-17

Description

A security flaw has been discovered in OSGeo gdal up to 3.13.0dev-4. Impacted is the function GDnentries of the file frmts/hdf4/hdf-eos/GDapi.c. Performing a manipulation of the argument DataFieldName results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.13.0RC1 is recommended to address this issue. The patch is named 184f77dbcc74118c062c05e464c88161d3c37b9b. You should upgrade the affected component.

Frequently asked questions

What is CVE-2026-8087?: A security flaw has been discovered in OSGeo gdal up to 3.13.0dev-4. Impacted is the function GDnentries of the file frmts/hdf4/hdf-eos/GDapi.c. Performing a manipulation of the argument DataFieldName results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.13.0RC1 is recommended to address this issue. The patch is named 184f77dbcc74118c062c05e464c88161d3c37b9b. You should upgrade the affected component.
How severe is CVE-2026-8087?: CVE-2026-8087 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-8087 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-8087?: CVE-2026-8087 primarily affects Osgeo Gdal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-8087?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-8087 have an EU (EUVD) identifier?: Yes. CVE-2026-8087 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28435.
When was CVE-2026-8087 published?: CVE-2026-8087 was published on 2026-05-07 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:osgeo:gdal:*:*:*:*:*:*:*:*
cpe:2.3:a:osgeo:gdal:3.13.0:beta1:*:*:*:*:*:*
cpe:2.3:a:osgeo:gdal:3.13.0:beta2:*:*:*:*:*:*

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