CVE-2021-437879.0CriticalCWE-79

CVE-2021-43787: XSS via prototype pollution

NodeBB

Affected: NodeBB · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.3%probability of exploitation in the next 30 days

71st percentile

050100

Higher than 71% of scored CVEs

9.0CriticalCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

Nodebb is an open source Node.js based forum software. In affected versions a prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

NodeBB · NodeBB>= 1.15.5, < 1.18.5

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Cross-site Scripting
Vendor: NodeBB
Published: November 2021
Band: Possible (1 to 10%), November 2021

CoverageNo articles yet

No CyberSIXT article names CVE-2021-43787 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.