CVE-2019-16164
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
- Record
CVE-2019-16164- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
- Record
CVE-2019-16164- Updated
- 2026-11-02
EUVDEUVD-2019-6984 No score
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
- Record
EUVD-2019-6984- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wjm3-mffr-5qqg
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
- Record
GHSA-wjm3-mffr-5qqg- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSV
MyHTML through 4.0.5 has a NULL pointer dereference in myhtml_tree_node_remove in tree.c.
- Record
CVE-2019-16164- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-16164 is a medium vulnerability (CVSS 6.5) in Myhtml Project Myhtml, published September 9, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 67th percentile. No source names a fixed version.