composr vulnerabilities and fixes

Recent CVEs affecting composr, with upgrade or downgrade steps. 4 tracked.

composr has 4 tracked vulnerabilities, 1 critical. A fixed release or vendor patch exists for 2. Most recent: 2022-02-09. Highest priority: CVE-2021-30149 (score 68/100).

• CVE-2021-46360 HIGH 8.8 UPGRADE Authenticated remote code execution (RCE) in Composr-CMS 10.0.39 and earlier allows remote attackers to execut
• CVE-2021-30150 MEDIUM 6.1 DOWNGRADE Composr 10.0.36 allows XSS in an XML script.
• CVE-2021-30149 CRITICAL 9.8 DOWNGRADE Composr 10.0.36 allows upload and execution of PHP files.
• CVE-2020-8789 MEDIUM 5.4 UPGRADE Composr 10.0.30 allows Persistent XSS via a Usergroup name under the Security configuration.

FAQ

How do I fix composr vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is composr being exploited right now?

None of the tracked composr CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which composr CVE should I patch first?

CVE-2021-30149 currently ranks highest (68/100): Composr 10.0.36 allows upload and execution of PHP files..

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