How severe is CVE-2021-36849?

Low severity. CVSS v3 base score is 3.4 out of 10.

Is CVE-2021-36849 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in René Hermenau Social Media Share Buttons | Mashshare (WordPress Plugin)

Q: What is CVE-2021-36849?

CVE-2021-36849 is a low-severity vulnerability in René Hermenau Social Media Share Buttons | Mashshare (WordPress Plugin), classified under Cross-site Scripting. CVSS score: 3.4/10. Published 2022-07-20.

CVE-2021-36849

Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in René Hermenau's Social Media Share Buttons plugin <= 3.8.1 at WordPress.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (39.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

audit@patchstack.com (x_refsource_CONFIRM, Third Party Advisory)
audit@patchstack.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-36849?: CVE-2021-36849 is a low-severity vulnerability in René Hermenau Social Media Share Buttons | Mashshare (WordPress Plugin), classified under Cross-site Scripting. CVSS score: 3.4/10. Published 2022-07-20.
How severe is CVE-2021-36849?: Low severity. CVSS v3 base score is 3.4 out of 10.
Is CVE-2021-36849 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.