syguestbook a5 vulnerabilities and fixes

Recent CVEs affecting syguestbook a5, with upgrade or downgrade steps. 3 tracked.

Also searched as: syguestbooka5.

syguestbook a5 has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2019-07-18. Highest priority: CVE-2019-13949 (score 49/100).

• CVE-2019-13950 MEDIUM 5.4 DOWNGRADE index.php?c=admin&a=index in SyGuestBook A5 Version 1.2 has stored XSS via a reply to a comment.
• CVE-2019-13949 HIGH 8.8 DOWNGRADE SyGuestBook A5 Version 1.2 has no CSRF protection mechanism, as demonstrated by CSRF for an index.php?c=Admini
• CVE-2019-13948 MEDIUM 5.4 DOWNGRADE SyGuestBook A5 Version 1.2 allows stored XSS because the isValidData function in include/functions.php does no

FAQ

How do I fix syguestbook a5 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 syguestbook a5 being exploited right now?

None of the tracked syguestbook a5 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which syguestbook a5 CVE should I patch first?

CVE-2019-13949 currently ranks highest (49/100): SyGuestBook A5 Version 1.2 has no CSRF protection mechanism, as demonstrated by CSRF for an index.php?c=Admini.

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