Guacamole
Vendor:
First CVE: Feb 2, 2017 · Active for 9 years
13
Total CVEs
More Total CVEs than 91% of tracked products
1.6
Avg CVEs / Year
Higher CVE frequency than 59% of tracked products
7.0
Avg CVSS
Higher Avg CVSS than 42% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Guacamole over time
Volume of CVEsAvg CVSS Base Score
First CVE
Feb 2, 2017
9 years ago
Most Recent CVE
Jul 2, 2025
387 days ago
CVE Severity & Scoring
Guacamole13 CVEs
38%
62%
All CVEs352,294 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local2 (15.4%)
Network11 (84.6%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low8 (61.5%)
High5 (38.5%)
Unknown0 (0.0%)
User Interaction
None10 (76.9%)
Unknown0 (0.0%)
Required3 (23.1%)
Privileges Required
Low8 (61.5%)
High0 (0.0%)
None5 (38.5%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (13 CVEs).
13 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-43826HIGH Apache Guacamole 1.5.3 and older do not consistently ensure that values received from a VNC server will not result in integer overflow. If a user connects to a malicious or comprom | Dec 19, 2023 | 8.8 | 28 | NO | NO |
CVE-2021-43999HIGH Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume th | Jan 11, 2022 | 8.8 | 28 | NO | NO |
CVE-2019-19603HIGH SQLite 3.30.1 mishandles certain SELECT statements with a nonexistent VIEW, leading to an application crash. | Dec 9, 2019 | 7.5 | 27 | NO | NO |
CVE-2023-30576HIGH Apache Guacamole 0.9.10 through 1.5.1 may continue to reference a freed RDP audio input buffer. Depending on timing, this may allow an attacker to execute arbitrary code with the p | Jun 7, 2023 | 8.1 | 25 | NO | NO |
CVE-2018-1340HIGH Prior to 1.0.0, Apache Guacamole used a cookie for client-side storage of the user's session token. This cookie lacked the "secure" flag, which could allow an attacker eavesdroppin | Feb 7, 2019 | 7.5 | 25 | NO | NO |
CVE-2024-35164HIGH The terminal emulator of Apache Guacamole 1.5.5 and older does not properly validate console codes received from servers via text-based protocols like SSH. If a malicious user has | Jul 2, 2025 | 7.5 | 23 | NO | NO |
CVE-2023-30575HIGH Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inj | Jun 7, 2023 | 7.5 | 23 | NO | NO |
CVE-2021-41767MEDIUM Apache Guacamole 1.3.0 and older may incorrectly include a private tunnel identifier in the non-private details of some REST responses. This may allow an authenticated user who alr | Jan 11, 2022 | 6.5 | 23 | NO | NO |
CVE-2016-1566MEDIUM Cross-site scripting (XSS) vulnerability in the file browser in Guacamole 0.9.8 and 0.9.9, when file transfer is enabled to a location shared by multiple users, allows remote authe | Feb 2, 2017 | 5.4 | 21 | NO | NO |
CVE-2017-3158HIGH A race condition in Guacamole's terminal emulator in versions 0.9.5 through 0.9.10-incubating could allow writes of blocks of printed data to overlap. Such overlapping writes could | Jan 18, 2018 | 8.1 | 20 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (13 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (13 CVEs).
Media Mentions
Signals from CVEs in this product scope (13 CVEs).
Top CNAs Publishing CVEs For Guacamole
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.3.0 | 2 | 8.2 | 5.0% | 0 | 0 |
| 1.2.0 | 1 | 8.8 | 1.8% | 0 | 0 |
| 0.9.9 | 1 | 5.4 | 2.2% | 0 | 0 |
| 0.9.8 | 1 | 5.4 | 2.2% | 0 | 0 |
| 0.9.10-incubating | 1 | 8.1 | 1.2% | 0 | 0 |