CVE-2026-82821CWE-404CWE-476

CVE-2026-82821

Medium · published August 31, 2026

CVSS v3.1
4.3
EPSS
1%
Percentile
47.0
In the wild
Unconfirmed
What it is

A vulnerability was determined in FLVMeta up to 1.2.2. Affected by this vulnerability is the function amf_object_get of the file src/amf.c of the component AMF Object Parsing. This manipulation causes null pointer dereference. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 52642f7dfb76ec7334016622dde60b1ae963d79b. To fix this issue, it is recommended to deploy a patch. The project maintainer doubts the security impact: "While I acknowledged the bugs and provided fixes, I have yet to see any way to exploit these alleged vulnerabilities."

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00580 · 47.0th percentile
Weaknesses
CWE-404 · Improper Resource Shutdown or Release; CWE-476 · NULL Pointer Dereference
Published
2026-08-31T23:17Z
References (9)
https://github.com/noirotm/flvmeta/commit/52642f7dfb76ec7334016622dde60b1ae963d79b · [email protected]https://github.com/noirotm/flvmeta/issues/28 · [email protected]https://github.com/raind20001020/Poc/blob/main/flvmeta_SEGV · [email protected]https://vuldb.com/cve/CVE-2026-82821 · [email protected]https://vuldb.com/submit/876597 · [email protected]https://vuldb.com/vuln/397244 · [email protected]https://vuldb.com/vuln/397244/cti · [email protected]https://github.com/noirotm/flvmeta/issues/28 · 134c704f-9b21-4f2e-91b3-4a467353bcc0https://vuldb.com/submit/876597 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 02 SEP 03:40Z
    EPSS moved — → 0%
    epss
  • 31 AUG 18:45Z
    FLVMeta AMF Object Parsing amf.c amf_object_get null pointer dereference
    cvelistv5