Product by Cisco

Cisco ClamAV

49 known vulnerabilities in Cisco ClamAV (Cisco), 0 of them actively exploited (CISA KEV).

Vulnerabilities

Actively exploited (KEV)

Used by ransomware

Critical

Vulnerabilities

Actively exploited vulnerabilities (CISA KEV) first, then by priority. Click a column header to re-sort the table.

Vulnerabilities in Cisco ClamAV (Cisco)

Critical	CVE-2023-20032	Cisco Secure Web Appliance: Classic Buffer Overflow also in 7 other products	9.8	16.02.2023
High	CVE-2022-20770	ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022 also in 4 other products	8.6	04.05.2022
Medium	CVE-2024-20328	ClamAV VirusEvent File Processing Command Injection Vulnerability also in 1 other product	5.3	01.03.2024
High	CVE-2022-20785	ClamAV HTML Scanning Memory Leak Vulnerability Affecting Cisco Products: April 2022 also in 4 other products	7.5	04.05.2022
High	CVE-2022-20771	ClamAV TIFF File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022 also in 4 other products	7.5	04.05.2022
High	CVE-2020-3327	ClamAV ARJ Archive Parsing Denial of Service Vulnerability also in 4 other products	7.5	13.05.2020
Critical	CVE-2025-20260	ClamAV PDF Scanning Buffer Overflow Vulnerability also in 2 other products	9.8	18.06.2025
High	CVE-2020-3341	ClamAV PDF Parsing Denial of Service Vulnerability also in 4 other products	7.5	13.05.2020
High	CVE-2016-1405	Cisco Web Security Appliance (WSA): Denial of Service also in 3 other products	7.5	08.06.2016
High	CVE-2020-3481	Clam AntiVirus (ClamAV) Software Null Pointer Dereference Vulnerability also in 4 other products	7.5	20.07.2020
Medium	CVE-2023-20052	Cisco Secure Endpoint: Improper Restriction of XML External Entity Reference also in 5 other products	5.3	16.02.2023
High	CVE-2019-15961	Clam AntiVirus (ClamAV) Software Email Parsing Vulnerability also in 4 other products	7.5	15.01.2020
High	CVE-2022-20698	Clam AntiVirus (ClamAV) Denial of Service Vulnerability also in 3 other products	7.5	14.01.2022
High	CVE-2021-1405	Clam AntiVirus (ClamAV) PDF Parser Denial of Service Vulnerability also in 2 other products	7.5	08.04.2021
Critical	CVE-2019-1785	Clam AntiVirus RAR Directory Traversal Vulnerability also in 1 other product	9.8	08.04.2019
High	CVE-2020-3123	Cisco ClamAV: Out-of-bounds Read also in 2 other products	7.5	05.02.2020
High	CVE-2021-1252	Clam AntiVirus (ClamAV) Excel XLM Parser Denial of Service Vulnerability also in 1 other product	7.5	08.04.2021
High	CVE-2019-12625	ClamAV Zip Bomb Vulnerability also in 1 other product	7.5	05.11.2019
High	CVE-2021-1404	Clam AntiVirus (ClamAV) Email Parser Denial of Service Vulnerability also in 1 other product	7.5	08.04.2021
High	CVE-2019-1788	ClamAV OLE2 File Out-Of-Bounds Write Vulnerability also in 3 other products	7.5	08.04.2019
High	CVE-2019-1787	Clam AntiVirus PDF Denial of Service Vulnerability also in 3 other products	7.5	08.04.2019
High	CVE-2025-20128	ClamAV OLE2 File Format Decryption Denial of Service Vulnerability also in 5 other products	5.3	22.01.2025
High	CVE-2026-20348	ClamAV XAR File Format Processing Memory Corruption Vulnerability also in 4 other products	7.5	07.08.2026
High	CVE-2019-1789	ClamAV Denial of Service Vulnerability also in 1 other product	7.5	05.11.2019
High	CVE-2019-1786	Clam AntiVirus PDF Out-of-Bounds Read Vulnerability also in 1 other product	7.5	08.04.2019

All vulnerabilities in search

News

ClamAV Vulnerabilities Affecting Cisco Products: August 2026cisco-psirt
ClamAV Vulnerabilities Affecting Cisco Products: July 2026cisco-psirt
Cisco Advance Notification for Publication of July 1, 2026, Security Advisoriescisco-psirt

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Vulnerabilities

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