CVE-2021-39317
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.71% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-285, CWE-434
- Affected
- accesspressthemes/access demo importer · accesspressthemes/accesspress-lite · accesspressthemes/accesspress-mag · accesspressthemes/accesspress-parallax · accesspressthemes/accesspress-root · accesspressthemes/accesspress-store · accesspressthemes/accesspress basic · accesspressthemes/agency-lite · accesspressthemes/arrival · accesspressthemes/bingle · accesspressthemes/bloger · accesspressthemes/brovy · accesspressthemes/construction-lite · accesspressthemes/doko · accesspressthemes/edict-lite · accesspressthemes/eight-sec · accesspressthemes/eightlaw-lite · accesspressthemes/eightmedi-lite · accesspressthemes/eightstore-lite · accesspressthemes/enlighten · +23 more
- Source
- security@wordfence.com
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.