CVE-2026-16653 - Vulnerability Details

- boazsegev facil.io Public Folder http.c http_sendfile2 path traversal

Description

A security flaw has been discovered in boazsegev facil.io up to 0.7.58. This affects the function http_sendfile2 of the file lib/facil/http/http.c of the component Public Folder Handler. Performing a manipulation results in path traversal. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Published: 2026-07-23

Score: 6.9 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

boazsegev

facil.io

affected

Version	Status	Constraints
`0.7.0`	affected	—
`0.7.1`	affected	—
`0.7.2`	affected	—
`0.7.3`	affected	—
`0.7.4`	affected	—
`0.7.5`	affected	—
`0.7.6`	affected	—
`0.7.7`	affected	—
`0.7.8`	affected	—
`0.7.9`	affected	—
`0.7.10`	affected	—
`0.7.11`	affected	—
`0.7.12`	affected	—
`0.7.13`	affected	—
`0.7.14`	affected	—
`0.7.15`	affected	—
`0.7.16`	affected	—
`0.7.17`	affected	—
`0.7.18`	affected	—
`0.7.19`	affected	—
`0.7.20`	affected	—
`0.7.21`	affected	—
`0.7.22`	affected	—
`0.7.23`	affected	—
`0.7.24`	affected	—
`0.7.25`	affected	—
`0.7.26`	affected	—
`0.7.27`	affected	—
`0.7.28`	affected	—
`0.7.29`	affected	—
`0.7.30`	affected	—
`0.7.31`	affected	—
`0.7.32`	affected	—
`0.7.33`	affected	—
`0.7.34`	affected	—
`0.7.35`	affected	—
`0.7.36`	affected	—
`0.7.37`	affected	—
`0.7.38`	affected	—
`0.7.39`	affected	—
`0.7.40`	affected	—
`0.7.41`	affected	—
`0.7.42`	affected	—
`0.7.43`	affected	—
`0.7.44`	affected	—
`0.7.45`	affected	—
`0.7.46`	affected	—
`0.7.47`	affected	—
`0.7.48`	affected	—
`0.7.49`	affected	—
`0.7.50`	affected	—
`0.7.51`	affected	—
`0.7.52`	affected	—
`0.7.53`	affected	—
`0.7.54`	affected	—
`0.7.55`	affected	—
`0.7.56`	affected	—
`0.7.57`	affected	—
`0.7.58`	affected	—

No data.

Vendor Product Confidence Versions

Boazsegev

Facil.io

95%

Version	Status	Scheme	Platform
`[0.7.0,0.7.58]`	affected	semver	—

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Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.0069.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/boazsegev/facil.io/
https://github.com/boazsegev/facil.io/issues/170
https://vuldb.com/cve/CVE-2026-16653
https://vuldb.com/submit/860587
https://vuldb.com/vuln/382396
https://vuldb.com/vuln/382396/cti

History

Thu, 23 Jul 2026 01:45:00 +0000

Type	Values Removed	Values Added
Description		A security flaw has been discovered in boazsegev facil.io up to 0.7.58. This affects the function http_sendfile2 of the file lib/facil/http/http.c of the component Public Folder Handler. Performing a manipulation results in path traversal. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Title		boazsegev facil.io Public Folder http.c http_sendfile2 path traversal
First Time appeared		Boazsegev Boazsegev facil.io
Weaknesses		CWE-22
CPEs		cpe:2.3:a:boazsegev:facil.io::::::::
Vendors & Products		Boazsegev Boazsegev facil.io
References		https://github.com/boazsegev/facil.io/ https://github.com/boazsegev/facil.io/issues/170 https://vuldb.com/cve/CVE-2026-16653 https://vuldb.com/submit/860587 https://vuldb.com/vuln/382396 https://vuldb.com/vuln/382396/cti
Metrics		cvssV2_0 `{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}` cvssV3_0 `{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}` cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}` cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}`

Subscriptions

Boazsegev Facil.io

MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-07-23T01:15:11.052Z

Updated: 2026-07-23T01:15:11.052Z

Reserved: 2026-07-22T18:20:31.073Z

Link: CVE-2026-16653

Vulnrichment

No data.

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-07-23T05:45:03Z

Weaknesses

CWE-22

Tracking

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

Subscriptions

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