CVE-2026-8087

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.

CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0002

Probability of exploitation

0.06%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-122 CWE-122

Affected Products

Vendor	Product	Versions
osgeo	gdal	< 3.12.4
osgeo	gdal	All
osgeo	gdal	All

References

Advisories & Patches

https://github.com/OSGeo/gdal/commit/184f77dbcc74118c062c05e464c88161d3c37b9b https://github.com/OSGeo/gdal/issues/14363

Exploits

https://github.com/OSGeo/gdal/issues/14363 https://github.com/biniamf/pocs/tree/main/gdal-gdinqfields_bof https://vuldb.com/submit/808039

Other References

https://github.com/OSGeo/gdal/ https://github.com/OSGeo/gdal/releases/tag/v3.13.0RC1 https://vuldb.com/vuln/361840 https://vuldb.com/vuln/361840/cti

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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-8087? +

CVE-2026-8087 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8087? +

CVE-2026-8087 affects products from osgeo, specifically: gdal. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8087? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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