CVE-2026-90786CWE-617

CVE-2026-90786

Medium · published September 14, 2026

CVSS v3.1
5.3
EPSS
1%
Percentile
53.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00724 · 53.5th percentile
Weakness
CWE-617 · Reachable Assertion
Published
2026-09-14T18:17Z
References (7)
https://github.com/dvidelabs/flatcc/ · [email protected]https://github.com/dvidelabs/flatcc/issues/387 · [email protected]https://github.com/jimjag/flatcc/commit/8b19ba4e992ebcad7f5970704d1afc5507fa5205 · [email protected]https://vuldb.com/cve/CVE-2026-90786 · [email protected]https://vuldb.com/submit/919201 · [email protected]https://vuldb.com/vuln/403292 · [email protected]https://vuldb.com/vuln/403292/cti · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 13:30Z
    Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion
    cvelistv5