Home/CVE/A vulnerability was identified in OSGeo gdal up to 3.13.0dev-4. This issue affects the function SWnentries of the file f
CVE

CVE-2026-8086

A vulnerability was identified in OSGeo gdal up to 3.13.0dev-4. This issue affects the function SWnentries of the file f

A vulnerability was identified in OSGeo gdal up to 3.13.0dev-4. This issue affects the function SWnentries of the file frmts/hdf4/hdf-eos/SWapi.c. Such manipulation of the argument DimensionName leads to heap-based buffer overflow.

The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version 3.12.4RC1 is capable of addressing this issue.

The name of the patch is 9491e794f1757f08063ea2f7a274ad2994afa636. It is advisable to upgrade the affected component.

MEDIUM · CVSS 5.3 EPSS 0.00021
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-122Heap-based Buffer Overflow
▤

Affected Products & Versions

2
osgeo gdal<= 3.12.4
osgeo gdalall versions
⚠

Public Exploits & PoCs

3
pocgithub.com · 14356github.com
pocgithub.com · gdal-swinqdims_bofgithub.com
pocvuldb.com · 808038vuldb.com
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 May 2026 · 07:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/OSGeo/gdal/Product
https://github.com/OSGeo/gdal/commit/9491e794f1757f08063ea2f7a274ad2994afa636Patch
https://github.com/OSGeo/gdal/pull/14361Issue TrackingPatch
https://github.com/OSGeo/gdal/releases/tag/v3.12.4RC1Release Notes
https://vuldb.com/vuln/361839Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/361839/ctiPermissions RequiredVDB Entry
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