What is CVE-2021-34636?

CVE-2021-34636 is a high-severity vulnerability in Wpdevart Countdown And Countup\, Woocommerce Sales Timer, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2021-09-28.

How severe is CVE-2021-34636?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2021-34636 known to be exploited?

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

CSRF in Wpdevart Countdown And Countup\, Woocommerce Sales Timer

CVE-2021-34636

The Countdown and CountUp, WooCommerce Sales Timers WordPress plugin is vulnerable to Cross-Site Request Forgery via the save_theme function found in the ~/includes/admin/coundown_theme_page.php file due to a missing nonce check which allows attackers to inject arbitrary web scripts, in versions up to and including 1.5.7.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.006 (46.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Wpdevart Countdown_and_countup\,_woocommerce_sales_timer
Wpdevart Countdown And Countup, Woocommerce Sales Timers — versions 1.5.7

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@wordfence.com (Third Party Advisory, x_refsource_MISC)
security@wordfence.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-34636?: CVE-2021-34636 is a high-severity vulnerability in Wpdevart Countdown And Countup\, Woocommerce Sales Timer, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2021-09-28.
How severe is CVE-2021-34636?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-34636 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.