CVE-2021-36701
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete...
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
- Record
CVE-2021-36701- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Updated
- 2026-11-02
CVE List No score
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
- Record
CVE-2021-36701- Updated
- 2026-11-02
EUVDEUVD-2021-23296 No score
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
- Record
EUVD-2021-23296- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h4fv-5xhr-585c No score
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete...
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
- Record
GHSA-h4fv-5xhr-585c- Updated
- 2026-11-02
OSV
In htmly version 2.8.1, is vulnerable to an Arbitrary File Deletion on the local host when delete backup files. The vulnerability may allow a remote attacker to delete arbitrary know files on the host.
- Record
CVE-2021-36701- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2021-36701 is a critical vulnerability (CVSS 9.1) in Htmly, published August 3, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.63%, the 76th percentile. No source names a fixed version.