CVE-2021-33354

HIGH
8.1
CVSS Score
Published: September 30, 2022 at 05:05 PM UTC
Updated: June 17, 2026 at 03:54 AM UTC
1 product affected across 1 vendorHtmly

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Severity
HIGH8.1
Exploit prediction
EPSS 2%
SSVC
PoC

Description

Directory Traversal vulnerability in htmly before 2.8.1 allows remote attackers to perform arbitrary file deletions via modified file parameter.

Affected

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

v < 2.8.1
Affected range stops below 2.8.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitIssue TrackingThird Party Advisory
https://github.com/danpros/htmly/issues/462

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

8.1HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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