Read the docs

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

Priority HIGH 70CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00278 20th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
PrivoceVoceChat Server0.5.0; 0.5.1; 0.5.2; 0.5.3; 0.5.4; 0.5.5; 0.5.6; 0.5.7; 0.5.8; 0.5.9; 0.5.10; 0.5.11; 0.5.12; 0.5.13; 0.5.14; 0.5.15; 0.5.16; 0.5.17; 0.5.18; 0.5.19; 0.5.20; 0.5.21; 0.5.22; 0.5.23; 0.5.24; 0.5.25; 0.5.26; 0.5.27; 0.5.28; 0.5.29; 0.5.30; 0.5.31; 0.5.32; 0.5.33; 0.5.34; 0.5.35; 0.5.36—No fix listedCNA
  • VoceChat Server VendorPrivoce Affected 0.5.0; 0.5.1; 0.5.2; 0.5.3; 0.5.4; 0.5.5; 0.5.6; 0.5.7; 0.5.8; 0.5.9; 0.5.10; 0.5.11; 0.5.12; 0.5.13; 0.5.14; 0.5.15; 0.5.16; 0.5.17; 0.5.18; 0.5.19; 0.5.20; 0.5.21; 0.5.22; 0.5.23; 0.5.24; 0.5.25; 0.5.26; 0.5.27; 0.5.28; 0.5.29; 0.5.30; 0.5.31; 0.5.32; 0.5.33; 0.5.34; 0.5.35; 0.5.36 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:privoce:vocechat_server:*:*:*:*:*:*:*:*——Privoce
  • cpe:2.3:a:privoce:vocechat_server:*:*:*:*:*:*:*:* Versions — — ·Privoce

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-100893
  2. 2026-10-03 Alias added: GHSA-3gh5-9cwx-25f8

References

  • TI-2026-80131 Cross-site scripting in Privoce Vocechat query parameter handler CVSS 4.0MEDIUM 5.3

Sources