Apache Software Foundation Apache Guacamole

Name: Apache Software Foundation Apache Guacamole
Brand: Apache Software Foundation

productEU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

critical

by severity

0critical7high1medium0low

updated 2026-10-28

vulnerabilities (8)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2018-1340US	high7.5OT elevated	2.04% (81st)	—	no fix	2019-02-07	≤ Apache Guacamole 0.9.4 to 0.9.14
CVE-2021-41767US	medium6.5	1.93% (80th)	—	no fix	2022-01-11	≤ unspecified ≤1.3.0
CVE-2021-43999US	high8.8	1.78% (78th)	—	no fix	2022-01-11	2 versions
CVE-2017-3158US	high8.1	1.22% (69th)	—	no fix	2018-01-18	≤ Apache Guacamole 0.9.5 to 0.9.10-incubating
CVE-2023-30576US	high8.1	1.11% (66th)	—	no fix	2023-06-07	≤ 0.9.10 ≤1.5.1
CVE-2023-30575US	high7.5	1.01% (63rd)	—	no fix	2023-06-07	≤ 0 ≤1.5.1
CVE-2023-43826US	high8.8	0.89% (59th)	—	no fix	2023-12-19	≤ 0 ≤1.5.3
CVE-2024-35164US	high7.5	0.52% (44th)	—	no fix	2025-07-02	≤ 0.8.0 ≤1.5.5

The flaw types (CWEs) most of these CVEs share.

CWE-129Improper Validation of Array Index1 CVEs
CWE-131Incorrect Calculation of Buffer Size1 CVEs
CWE-190Integer Overflow or Wraparound1 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor1 CVEs
CWE-287Improper Authentication1 CVEs
CWE-311Missing Encryption of Sensitive Data1 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')1 CVEs
CWE-416Use After Free1 CVEs

Which sources assert this record, and when.

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