HOMEVULNERABILITIESCVE-2026-30798
HIGH

CVE-2026-30798

CWE-345Published: March 5, 2026· Updated: Mar 10, 2026

7.5
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:4.3th

Official Description

Insufficient Verification of Data Authenticity, Improper Handling of Exceptional Conditions vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Heartbeat sync loop, strategy processing modules) allows Protocol Manipulation. This vulnerability is associated with program files src/hbbs_http/sync.Rs and program routines stop-service handler in heartbeat loop.

This issue affects RustDesk Client: through 1.4.5.

NVD Source

Technical Analysis

CVE-2026-30798 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

Apple2 products
iphone osmacos
Google1 product
android
Linux1 product
linux kernel
Microsoft1 product
windows
rustdesk1 product
rustdesk
Source: NVD CPE · 6 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub
ADVISORYhttps://www.vulsec.org/

All References (3)

→
https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pubThird Party Advisory · Exploit
→
https://rustdesk.com/docs/en/client/Product
→
https://www.vulsec.org/Third Party Advisory

Quick Facts

CVE IDCVE-2026-30798
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-345
CISA KEVNo
EPSS (30d)0.02%
Affected5 vendors
PublishedMar 5, 2026

Related CVEs (CWE-345)

CVE-2026-35051
10.0
CVE-2026-45674
10.0
CVE-2026-47691
10.0
CVE-2026-50195
9.9
CVE-2026-43534
9.8
CVE-2026-50214
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-30798 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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