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CVE-2026-90784

Dvidelabs flatcc semantics.c fb_clear_parser memory leak

MEDIUM
5.3
CVSS Score
Published: September 14, 2026 at 01:00 PM UTC
Updated: September 14, 2026 at 09:14 PM UTC
1 product affected across 1 vendorFlatcc

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability has been found in Dvidelabs flatcc up to 0.6.3. The impacted element is the function fb_clear_parser of the file src/Compiler/semantics.c. The manipulation leads to memory leak. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is 8dbc3419738da066151991fd2bf1d0c85591dea2. It is suggested to install a patch to address this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/403290
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403290/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90784
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/919199
ExploitIssue Tracking
Source: cverecord
https://github.com/dvidelabs/flatcc/issues/389
Patch
Source: cverecord
https://github.com/dvidelabs/flatcc/commit/8dbc3419738da066151991fd2bf1d0c85591dea2
Product
Source: cverecord
https://github.com/dvidelabs/flatcc/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-401CWE-404

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