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Vulnerability record · public intelligence
CVE-2026-90786
MEDIUM

Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion

Published Sep 14, 2026 · Updated Nov 3, 2026

Severity · CVSSMEDIUM · Not scored
Known exploitationNot listed
EPSS / likelihood0.72%
QFinch risk scoreNot available

Original summary

Normalized public record · Updated Nov 3, 2026

Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

A vulnerability was determined in Dvidelabs flatcc up to 0.6.3. This impacts the function align_order_members of the file src/compiler/semantics.c of the component Duplicate Symbol Handler. This manipulation causes reachable assertion. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 8b19ba4e992ebcad7f5970704d1afc5507fa5205. To fix this issue, it is recommended to deploy a patch.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

FIRST-EPSSCVE-LIST-V5
SSVC priority
LOW
Confidence
Not available
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. VDB-403292 | Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion ↗
  2. VDB-403292 | CTI Indicators (IOB, IOC, IOA) ↗
  3. CVE-2026-90786 | CVE Analysis and Report ↗
  4. Submit #919201 | dvidelabs flatcc v0.6.3 Reachable Assertion ↗
  5. Source repository ↗
  6. Patch commit ↗
  7. Source repository ↗

Record history

Published Sep 14, 2026 · Last refreshed Nov 3, 2026

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