CVE-2026-100893

Privoce VoceChat Server open_graphic_parse Endpoint resource.rs fetch server-side request forgery

Published Sep 28, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed

Description

A vulnerability was determined in Privoce VoceChat Server up to 0.5.36. This vulnerability affects the function open_graph::fetch of the file src/api/resource.rs of the component open_graphic_parse Endpoint. Executing a manipulation of the argument url can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Products

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

Vendor Product Default status Versions

Privoce

VoceChat Server

affected

Version	Status	Constraints
`0.5.0`	affected	—
`0.5.1`	affected	—
`0.5.2`	affected	—
`0.5.3`	affected	—
`0.5.4`	affected	—
`0.5.5`	affected	—
`0.5.6`	affected	—
`0.5.7`	affected	—
`0.5.8`	affected	—
`0.5.9`	affected	—
`0.5.10`	affected	—
`0.5.11`	affected	—
`0.5.12`	affected	—
`0.5.13`	affected	—
`0.5.14`	affected	—
`0.5.15`	affected	—
`0.5.16`	affected	—
`0.5.17`	affected	—
`0.5.18`	affected	—
`0.5.19`	affected	—
`0.5.20`	affected	—
`0.5.21`	affected	—
`0.5.22`	affected	—
`0.5.23`	affected	—
`0.5.24`	affected	—
`0.5.25`	affected	—
`0.5.26`	affected	—
`0.5.27`	affected	—
`0.5.28`	affected	—
`0.5.29`	affected	—
`0.5.30`	affected	—
`0.5.31`	affected	—
`0.5.32`	affected	—
`0.5.33`	affected	—
`0.5.34`	affected	—
`0.5.35`	affected	—
`0.5.36`	affected	—

No data.

Vendor Product Versions

Privoce

Vocechat Server

Version	Status	Scheme	Platform
`0.5.0`	affected	semver	—
`0.5.1`	affected	semver	—
`0.5.2`	affected	semver	—
`0.5.3`	affected	semver	—
`0.5.4`	affected	semver	—
`0.5.5`	affected	semver	—
`0.5.6`	affected	semver	—
`0.5.7`	affected	semver	—
`0.5.8`	affected	semver	—
`0.5.9`	affected	semver	—
`0.5.10`	affected	semver	—
`0.5.11`	affected	semver	—
`0.5.12`	affected	semver	—
`0.5.13`	affected	semver	—
`0.5.14`	affected	semver	—
`0.5.15`	affected	semver	—
`0.5.16`	affected	semver	—
`0.5.17`	affected	semver	—
`0.5.18`	affected	semver	—
`0.5.19`	affected	semver	—
`0.5.20`	affected	semver	—
`0.5.21`	affected	semver	—
`0.5.22`	affected	semver	—
`0.5.23`	affected	semver	—
`0.5.24`	affected	semver	—
`0.5.25`	affected	semver	—
`0.5.26`	affected	semver	—
`0.5.27`	affected	semver	—
`0.5.28`	affected	semver	—
`0.5.29`	affected	semver	—
`0.5.30`	affected	semver	—
`0.5.31`	affected	semver	—
`0.5.32`	affected	semver	—
`0.5.33`	affected	semver	—
`0.5.34`	affected	semver	—
`0.5.35`	affected	semver	—
`0.5.36`	affected	semver	—

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

No advisories available

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

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 Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.278% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
https://is.yuum.me/posts/2026-08-06-ssrf-vulnerability-in-vocechat-server-v0520/
https://vuldb.com/cve/CVE-2026-100893
https://vuldb.com/submit/917632
https://vuldb.com/vuln/410843
https://vuldb.com/vuln/410843/cti

History

Sep 30, 2026 5:30 AM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Sep 28, 2026 1:30 AM Description updated. Title updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		A vulnerability was determined in Privoce VoceChat Server up to 0.5.36. This vulnerability affects the function open_graph::fetch of the file src/api/resource.rs of the component open_graphic_parse Endpoint. Executing a manipulation of the argument url can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Title		Privoce VoceChat Server open_graphic_parse Endpoint resource.rs fetch server-side request forgery
First Time appeared		Privoce Privoce vocechat Server
Weaknesses		CWE-918
CPEs		cpe:2.3:a:privoce:vocechat_server::::::::
Vendors & Products		Privoce Privoce vocechat Server
References		https://is.yuum.me/posts/2026-08-06-ssrf-vulnerability-in-vocechat-server-v0520/ https://vuldb.com/cve/CVE-2026-100893 https://vuldb.com/submit/917632 https://vuldb.com/vuln/410843 https://vuldb.com/vuln/410843/cti
Metrics		cvssV2_0 `{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C'}` cvssV3_0 `{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}` cvssV3_1 `{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}` cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}`