CVE-2021-39317
What it is
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
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.7% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.7% · EPSS, next 30 days
- Weakness
- CWE-285
- Record status
- Modified
Affected
- 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
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-39317.md and follow it. Check whether this project is affected by CVE-2021-39317. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.php
- https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.php
- https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.php
- https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.php
References
- https://patchstack.com/articles/authenticated-vulnerability-in-unpatched-wordpress-themes/
- https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.php
- https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.php
- https://www.wordfence.com/blog/2021/10/high-severity-vulnerability-patched-in-access-demo-importer-plugin/
- https://patchstack.com/articles/authenticated-vulnerability-in-unpatched-wordpress-themes/
- https://plugins.trac.wordpress.org/changeset/2592642/access-demo-importer/trunk/inc/demo-functions.php
- https://plugins.trac.wordpress.org/changeset/2602132/access-demo-importer/trunk/inc/demo-functions.php
- https://www.wordfence.com/blog/2021/10/high-severity-vulnerability-patched-in-access-demo-importer-plugin/