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High severity · published May 7, 2026
CVE-2026-8087
OSGeo gdal GDapi.c GDnentries heap-based overflow
7.8
CVSS
0.2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GD
gdal · OSGeo
3.13.0dev-4 · source: vendor, NVD
Affected product
GD
gdal
OSGeo
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-8087
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-8087
Product
https://github.com/OSGeo/gdal/
Patch
https://github.com/OSGeo/gdal/commit/184f77dbcc74118c062c05e464c88161d3c37b9b
Exploit
https://github.com/OSGeo/gdal/issues/14363
Release Notes
https://github.com/OSGeo/gdal/releases/tag/v3.13.0RC1
Exploit
https://github.com/biniamf/pocs/tree/main/gdal-gdinqfields_bof
Exploit
https://vuldb.com/submit/808039
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