Known Vulnerabilities for products from Avira

Listed below are 20 of the newest known vulnerabilities associated with the vendor "Avira".

These CVEs are retrieved based on exact matches on listed vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed vendor information are still displayed.

Data on known vulnerable products is also displayed based on information from known CPEs, each product links to its respective vulnerability page.

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-27750 json Avira Internet Security contains a time-of-check time-of-use (TOCTOU) vulnerability in the Optimizer component. A privileged ... Not Provided 2026-03-05 2026-04-01
CVE-2026-27749 json Avira Internet Security contains a deserialization of untrusted data vulnerability in the System Speedup component. The Avira... Not Provided 2026-03-05 2026-04-01
CVE-2026-27748 json Avira Internet Security contains an improper link resolution vulnerability in the Software Updater component. During the upda... Not Provided 2026-03-05 2026-04-01
CVE-2023-36673 json An issue was discovered in Avira Phantom VPN through 2.23.1 for macOS. The VPN client insecurely configures the operating sys... 7.3 - HIGH 2023-08-09 2023-10-31
CVE-2023-1900 json A vulnerability within the Avira network protection feature allowed an attacker with local execution rights to cause an overf... 5.5 - MEDIUM 2023-04-19 2023-04-29
CVE-2022-28795 json A vulnerability within the Avira Password Manager Browser Extensions provided a potential loophole where, if a user visited a... 6.5 - MEDIUM 2022-04-12 2022-04-20
CVE-2022-4429 json Avira Security for Windows contains an unquoted service path which allows attackers with local administrative privileges to c... 4.4 - MEDIUM 2023-01-10 2023-11-07
CVE-2022-4294 json Norton, Avira, Avast and AVG Antivirus for Windows may be susceptible to a Privilege Escalation vulnerability, which is a typ... 7.8 - HIGH 2023-01-10 2023-11-07
CVE-2022-3368 json A vulnerability within the Software Updater functionality of Avira Security for Windows allowed an attacker with write access... 8.8 - HIGH 2022-10-17 2023-08-08
CVE-2020-12680 json ** DISPUTED ** Avira Free Antivirus through 15.0.2005.1866 allows local users to discover user credentials. The functions of ... 5.5 - MEDIUM 2020-05-08 2023-11-07
CVE-2020-12463 json An elevation of privilege vulnerability exists in Avira Software Updater before 2.0.6.27476 due to improperly handling file h... 7.8 - HIGH 2020-05-05 2021-07-21
CVE-2020-12254 json Avira Antivirus before 5.0.2003.1821 on Windows allows privilege escalation or a denial of service via abuse of a symlink. 7.8 - HIGH 2020-04-26 2020-10-06
CVE-2020-9320 json ** DISPUTED ** Avira AV Engine before 8.3.54.138 allows virus-detection bypass via a crafted ISO archive. This affects versio... 5.5 - MEDIUM 2020-02-20 2023-11-07
CVE-2020-8961 json An issue was discovered in Avira Free-Antivirus before 15.0.2004.1825. The Self-Protection feature does not prohibit a write ... 9.8 - CRITICAL 2020-04-09 2021-07-21
CVE-2019-18568 json Avira Free Antivirus 15.0.1907.1514 is prone to a local privilege escalation through the execution of kernel code from a rest... 8.8 - HIGH 2019-12-31 2020-10-22
CVE-2019-17449 json ** DISPUTED ** Avira Software Updater before 2.0.6.21094 allows a DLL side-loading attack. NOTE: The vendor thinks that this ... 6.7 - MEDIUM 2019-10-10 2023-11-07
CVE-2019-11396 json An issue was discovered in Avira Free Security Suite 10. The permissive access rights on the SoftwareUpdater folder (files / ... 7.8 - HIGH 2019-08-29 2020-08-24
CVE-2017-6417 json Code injection vulnerability in Avira Total Security Suite 15.0 (and earlier), Optimization Suite 15.0 (and earlier), Interne... 6.7 - MEDIUM 2017-03-21 2019-10-03
CVE-2016-10402 json Avira Antivirus engine versions before 8.3.36.60 allow remote code execution as NT AUTHORITY\SYSTEM via a section header with... 7.8 - HIGH 2017-07-27 2020-08-05
CVE-2015-7732 json The Avira Mobile Security app before 1.5.11 for iOS sends sensitive login information in cleartext. 7.5 - HIGH 2017-06-15 2017-06-28

Known software with vulnerabilities from Avira

Type Vendor Product Version
ApplicationAviraAntivirus5.0.2003.1821
ApplicationAviraAvira Mobile Security1.5.7
ApplicationAviraAvira Secure Backup1.2.3
ApplicationAviraFree Antivirus15.0.1907.1514
ApplicationAviraPremium Security Suite10.0.0.536
ApplicationAviraSoftware Updater2.0.6.17105