CVE-2021-39317

Name: CVE-2021-39317
Creator: NVD / NIST
Published: 2021-10-11T16:15:07.65+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.65%

Last modified Jun 17, 2026

CVE-2021-39317 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A WordPress plugin and several WordPress themes developed by AccessPress Themes are vulnerable to malicious file uploads via the plugin_offline_installer AJAX action due to a missing capability check in the plugin_offline_installer_callback function found in the /demo-functions.php file or /welcome.php file of the affected products. The complete list of affected products and their versions are below: WordPress Plugin: AccessPress Demo Importer <=1.0.6 WordPress Themes: accesspress-basic <= 3.2.1 accesspress-lite <= 2.92 accesspress-mag <= 2.6.5 accesspress-parallax <= 4.5 accesspress-root <= 2.5 accesspress-store <= 2.4.9 agency-lite <= 1.1.6 arrival <= 1.4.2 bingle <= 1.0.4 bloger <= 1.2.6 brovy <= 1.3 construction-lite <= 1.2.5 doko <= 1.0.27 edict-lite <= 1.1.4 eightlaw-lite <= 2.1.5 eightmedi-lite <= 2.1.8 eight-sec <= 1.1.4 eightstore-lite <= 1.2.5 enlighten <= 1.3.5 fotography <= 2.4.0 opstore <= 1.4.3 parallaxsome <= 1.3.6 punte <= 1.1.2 revolve <= 1.3.1 ripple <= 1.2.0 sakala <= 1.0.4 scrollme <= 2.1.0 storevilla <= 1.4.1 swing-lite <= 1.1.9 the100 <= 1.1.2 the-launcher <= 1.3.2 the-monday <= 1.4.1 ultra-seven <= 1.2.8 uncode-lite <= 1.3.3 vmag <= 1.2.7 vmagazine-lite <= 1.3.5 vmagazine-news <= 1.0.5 wpparallax <= 2.0.6 wp-store <= 1.1.9 zigcy-baby <= 1.0.6 zigcy-cosmetics <= 1.0.5 zigcy-lite <= 2.0.9. EPSS estimates a 1.65% chance of exploitation in the next 30 days.

Description

A WordPress plugin and several WordPress themes developed by AccessPress Themes are vulnerable to malicious file uploads via the plugin_offline_installer AJAX action due to a missing capability check in the plugin_offline_installer_callback function found in the /demo-functions.php file or /welcome.php file of the affected products. The complete list of affected products and their versions are below: WordPress Plugin: AccessPress Demo Importer <=1.0.6 WordPress Themes: accesspress-basic <= 3.2.1 accesspress-lite <= 2.92 accesspress-mag <= 2.6.5 accesspress-parallax <= 4.5 accesspress-root <= 2.5 accesspress-store <= 2.4.9 agency-lite <= 1.1.6 arrival <= 1.4.2 bingle <= 1.0.4 bloger <= 1.2.6 brovy <= 1.3 construction-lite <= 1.2.5 doko <= 1.0.27 edict-lite <= 1.1.4 eightlaw-lite <= 2.1.5 eightmedi-lite <= 2.1.8 eight-sec <= 1.1.4 eightstore-lite <= 1.2.5 enlighten <= 1.3.5 fotography <= 2.4.0 opstore <= 1.4.3 parallaxsome <= 1.3.6 punte <= 1.1.2 revolve <= 1.3.1 ripple <= 1.2.0 sakala <= 1.0.4 scrollme <= 2.1.0 storevilla <= 1.4.1 swing-lite <= 1.1.9 the100 <= 1.1.2 the-launcher <= 1.3.2 the-monday <= 1.4.1 ultra-seven <= 1.2.8 uncode-lite <= 1.3.3 vmag <= 1.2.7 vmagazine-lite <= 1.3.5 vmagazine-news <= 1.0.5 wpparallax <= 2.0.6 wp-store <= 1.1.9 zigcy-baby <= 1.0.6 zigcy-cosmetics <= 1.0.5 zigcy-lite <= 2.0.9

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.65%

73.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Accesspressthemes	Access Demo Importer	< 1.0.7
Accesspressthemes	Accesspress-Lite	<= 2.92
Accesspressthemes	Accesspress-Mag	<= 2.6.5
Accesspressthemes	Accesspress-Parallax	<= 4.5
Accesspressthemes	Accesspress-Root	<= 2.5
Accesspressthemes	Accesspress-Store	<= 2.4.9
Accesspressthemes	Accesspress Basic	<= 3.2.1
Accesspressthemes	Agency-Lite	<= 1.1.6
Accesspressthemes	Arrival	<= 1.4.2
Accesspressthemes	Bingle	<= 1.0.4
Accesspressthemes	Bloger	<= 1.2.6
Accesspressthemes	Brovy	<= 1.3
Accesspressthemes	Construction-Lite	<= 1.2.5
Accesspressthemes	Doko	<= 1.0.27
Accesspressthemes	Edict-Lite	<= 1.1.4
Accesspressthemes	Eight-Sec	<= 1.1.4
Accesspressthemes	Eightlaw-Lite	<= 2.1.5
Accesspressthemes	Eightmedi-Lite	<= 2.1.8
Accesspressthemes	Eightstore-Lite	<= 1.2.5
Accesspressthemes	Enlighten	<= 1.3.5
Accesspressthemes	Fotography	<= 2.4.0
Accesspressthemes	Opstore	<= 1.4.3
Accesspressthemes	Parallaxsome	<= 1.3.6
Accesspressthemes	Punte	<= 1.1.2
Accesspressthemes	Revolve	<= 1.3.1
Accesspressthemes	Ripple	<= 1.2.0
Accesspressthemes	Sakala	<= 1.0.4
Accesspressthemes	Scrollme	<= 2.1.0
Accesspressthemes	Storevilla	<= 1.4.1
Accesspressthemes	Swing-Lite	<= 1.1.9
Accesspressthemes	The-Launcher	<= 1.3.2
Accesspressthemes	The-Monday	<= 1.4.1
Accesspressthemes	The100	<= 1.1.2
Accesspressthemes	Ultra-Seven	<= 1.2.8
Accesspressthemes	Uncode-Lite	<= 1.3.3
Accesspressthemes	Vmag	<= 1.2.7
Accesspressthemes	Vmagazine-Lite	<= 1.3.5
Accesspressthemes	Vmagazine-News	<= 1.0.5
Accesspressthemes	Wp-Store	<= 1.1.9
Accesspressthemes	Wpparallax	<= 2.0.6
Accesspressthemes	Zigcy-Baby	<= 1.0.6
Accesspressthemes	Zigcy-Cosmetics	<= 1.0.5
Accesspressthemes	Zigcy-Lite	<= 2.0.9

References

https://patchstack.com/articles/authenticated-vulnerability-in-unpatched-wordpress-themes/Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.phpPatch, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.phpPatch, Third Party Advisory
https://www.wordfence.com/blog/2021/10/high-severity-vulnerability-patched-in-access-demo-importer-plugin/Exploit, Third Party Advisory
https://patchstack.com/articles/authenticated-vulnerability-in-unpatched-wordpress-themes/Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.phpPatch, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.phpPatch, Third Party Advisory
https://www.wordfence.com/blog/2021/10/high-severity-vulnerability-patched-in-access-demo-importer-plugin/Exploit, Third Party Advisory

Timeline

Published: Oct 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39317?

How severe is CVE-2021-39317?

CVE-2021-39317 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39317?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39317?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST