CVE-2020-35650 Cross-site scripting in n/a

Medium 6.1 Published Updated

Authenticated attackers can inject arbitrary JavaScript or HTML via multiple POST and GET parameters in the Uncanny Groups for LearnDash plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-35650?

CVE-2020-35650 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Dec 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Multiple cross-site scripting (XSS) vulnerabilities in Uncanny Groups for LearnDash before v3.7 allow authenticated remote attackers to inject arbitrary JavaScript or HTML via the ulgm_code_redeem POST Parameter in user-code-redemption.php, the ulgm_user_first POST Parameter in user-registration-form.php, the ulgm_user_last POST Parameter in user-registration-form.php, the ulgm_user_email POST Parameter in user-registration-form.php, the ulgm_code_registration POST Parameter in user-registration-form.php, the ulgm_terms_conditions POST Parameter in user-registration-form.php, the _ulgm_total_seats POST Parameter in frontend-uo_groups_buy_courses.php, the uncanny_group_signup_user_first POST Parameter in group-registration-form.php, the uncanny_group_signup_user_last POST Parameter in group-registration-form.php, the uncanny_group_signup_user_login POST Parameter in group-registration-form.php, the uncanny_group_signup_user_email POST Parameter in group-registration-form.php, the success-invited GET Parameter in frontend-uo_groups.php, the bulk-errors GET Parameter in frontend-uo_groups.php, or the message GET Parameter in frontend-uo_groups.php.

Weakness: CWE-79

Which versions are affected by CVE-2020-35650?

It affects 1 product.

Products include Uncannyowl Uncanny Groups for Learndash.

How do I fix CVE-2020-35650?

No fix has been published for CVE-2020-35650 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-35650 being exploited?

There is no known exploitation of CVE-2020-35650 in the wild and no public exploit code.

Sources

Also known as GHSA-v9vh-7cjg-2wjm.

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