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CVE-2026-8086
OSGeo gdal SWapi.c SWnentries heap-based overflow
Medium4.8EPSS 0.24%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P |
| VulDBCNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| VulDBCNA (assigner) | 3.0 | Medium5.3 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| VulDBCNA (assigner) | 2.0 | Medium4.3 | AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C |
| NVDNVD · Analyzed | 4.0 | Low1.9 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.24% · top 85% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.8.
Weakness
Affected products
References (9)
- VDB-361839 | OSGeo gdal SWapi.c SWnentries heap-based overflow (opens in a new tab)vdb-entrytechnical-description
- VDB-361839 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-required
- Submit #808038 | OSGeo GDAL 3.13.0dev Heap-based Buffer Overflow (opens in a new tab)third-party-advisoryexploit
- https://github.com/OSGeo/gdal/issues/14356 (opens in a new tab)issue-trackingexploit
- https://github.com/OSGeo/gdal/pull/14361 (opens in a new tab)issue-trackingpatch
- https://github.com/biniamf/pocs/tree/main/gdal-swinqdims_bof (opens in a new tab)exploit
- https://github.com/OSGeo/gdal/commit/9491e794f1757f08063ea2f7a274ad2994afa636 (opens in a new tab)patch
- https://github.com/OSGeo/gdal/releases/tag/v3.12.4RC1 (opens in a new tab)patch
- https://github.com/OSGeo/gdal/ (opens in a new tab)product
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-8086)Record last updated .