CVE-2026-8087

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.3 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 87% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Trending — 3 sources updated this weekElevated
5.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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
5.3
EG Score
5.3(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
13.0%
KEV
Not listed

Published

May 7, 2026

Last Modified

May 8, 2026

Advisory Details (5)

Auto-updated May 7, 2026
No patch confirmed yet.
generic

pocs/gdal-gdinqfields_bof at main · biniamf/pocs · GitHub

https://github.com/biniamf/pocs/tree/main/gdal-gdinqfields_bof
generic

Release v3.13.0RC1 · OSGeo/gdal · GitHub

https://github.com/OSGeo/gdal/releases/tag/v3.13.0RC1
generic

Heap buffer overflow in GDinqfields via unbounded strcat on caller-allocated buffer · Issue #14363 · OSGeo/gdal · GitHub

https://github.com/OSGeo/gdal/issues/14363
generic

HDF4-EOS: fix heap-buffer-overflow · OSGeo/gdal@184f77d · GitHub

https://github.com/OSGeo/gdal/commit/184f77dbcc74118c062c05e464c88161d3c37b9b
generic

GitHub - OSGeo/gdal: GDAL is an open source MIT licensed translator library for raster and vector geospatial data formats. · GitHub

https://github.com/OSGeo/gdal/

Affected Packages

(1 across 1 ecosystem)
PyPI(1)
PackageVulnerable rangeFixed inDependents
gdal1.10.0 ... 3.9.3 (94 versions)3.13.0—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 38× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-23 03:23 UTCEG score recompute
  2. 2026-07-22 14:08 UTCEPSS rescore
  3. 2026-07-21 15:25 UTCEPSS rescore
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  9. 2026-07-16 17:03 UTCEPSS rescore
  10. 2026-07-16 09:53 UTCOSV refresh
  11. 2026-07-15 16:57 UTCEPSS rescore
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  1. 2026-07-05 02:31 UTCEPSS rescore
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  40. 2026-05-29 13:44 UTCEPSS rescore
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  44. 2026-05-26 13:44 UTCEPSS rescore
  45. 2026-05-26 07:18 UTCEPSS rescore
  46. 2026-05-21 22:43 UTCEPSS rescore
  47. 2026-05-20 22:38 UTCEPSS rescore
  48. 2026-05-20 13:52 UTCEG score recompute
  49. 2026-05-20 11:22 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8087?
CVE-2026-8087 is a medium vulnerability published on May 7, 2026. 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…
When was CVE-2026-8087 disclosed?
CVE-2026-8087 was first published in the National Vulnerability Database on May 7, 2026, with the most recent update on May 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8087 actively exploited?
CVE-2026-8087 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8087?
CVE-2026-8087 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-8087?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8087, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-8087

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