HOME VULNERABILITIESCVE-2023-3977

MEDIUM

CVE-2023-3977

CWE-352Published: July 28, 2023· Updated: Jun 17, 2026

4.3

CVSS v3.1

Official Description

Several plugins for WordPress by Inisev are vulnerable to Cross-Site Request Forgery to unauthorized installation of plugins due to a missing nonce check on the handle_installation function that is called via the inisev_installation AJAX aciton in various versions. This makes it possible for unauthenticated attackers to install plugins from the limited list via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Technical Analysis

CVE-2023-3977 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Affected Vendors & Products

backupbliss2 product(s)

backup migrationclone

copy-delete-posts1 product(s)

duplicate post

inisev5 product(s)

enhanced text widgetredirectionrss redirect \& feedburner alternativessl mixed content fixultimate posts widget

mypopups1 product(s)

pop-up

ultimatelysocial1 product(s)

social media share buttons \& social sharing icons

Source: NVD CPE · 10 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time

Offensive Security exploit database

GitHub PoC Search

Community PoC repositories

Rapid7 / Metasploit

Metasploit module search

Security advisories & exploits

Official NIST entry

CVE Program entry

External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://plugins.trac.wordpress.org/changeset/2944041/ultimate-social-media-plus/tags/3.5.8/banner/misc.php?old=2823720&old_path=ultimate-social-media-plus%2Ftags%2F3.5.7%2Fbanner%2Fmisc.php

PATCHhttps://plugins.trac.wordpress.org/changeset?old_path=%2Fcopy-delete-posts%2Ftags%2F1.3.8&old=2923021&new_path=%2Fcopy-delete-posts%2Ftags%2F1.3.9&new=2923021&sfp_email=&sfph_mail=

PATCHhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2823769%40http-https-remover%2Ftags%2F3.2.3&new=2944114%40http-https-remover%2Ftags%2F3.2.4

PATCHhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2823770%40feedburner-alternative-and-rss-redirect%2Ftags%2F3.7&new=2944116%40feedburner-alternative-and-rss-redirect%2Ftags%2F3.8#file115

PATCHhttps://plugins.trac.wordpress.org/changeset/2944041/ultimate-social-media-plus/tags/3.5.8/banner/misc.php?old=2823720&old_path=ultimate-social-media-plus%2Ftags%2F3.5.7%2Fbanner%2Fmisc.php

PATCHhttps://plugins.trac.wordpress.org/changeset?old_path=%2Fcopy-delete-posts%2Ftags%2F1.3.8&old=2923021&new_path=%2Fcopy-delete-posts%2Ftags%2F1.3.9&new=2923021&sfp_email=&sfph_mail=

PATCHhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2823769%40http-https-remover%2Ftags%2F3.2.3&new=2944114%40http-https-remover%2Ftags%2F3.2.4

PATCHhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2823770%40feedburner-alternative-and-rss-redirect%2Ftags%2F3.7&new=2944116%40feedburner-alternative-and-rss-redirect%2Ftags%2F3.8#file115

ADVISORYhttps://www.wordfence.com/threat-intel/vulnerabilities/id/ab7c8926-c762-49b1-bc97-4b7a2f4f97fc?source=cve

ADVISORYhttps://www.wordfence.com/threat-intel/vulnerabilities/id/ab7c8926-c762-49b1-bc97-4b7a2f4f97fc?source=cve

All References (46)

→

https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.2.7/includes/banner/misc.php#L427Exploit

→

https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.2.8/includes/banner/misc.php#L434Exploit

→

https://plugins.trac.wordpress.org/browser/copy-delete-posts/tags/1.3.8/banner/misc.php#L426Exploit

→

https://plugins.trac.wordpress.org/browser/copy-delete-posts/tags/1.4.0/banner/misc.php#L434Exploit

→

https://plugins.trac.wordpress.org/browser/enhanced-text-widget/tags/1.5.6/banner/misc.php#L339Exploit

→

https://plugins.trac.wordpress.org/browser/enhanced-text-widget/tags/1.5.7/banner/misc.php#L351Exploit

→

https://plugins.trac.wordpress.org/browser/feedburner-alternative-and-rss-redirect/tags/3.7/modules/banner/misc.php#L427Exploit

→

https://plugins.trac.wordpress.org/browser/http-https-remover/tags/3.2.3/banner/misc.php#L427Exploit

→

https://plugins.trac.wordpress.org/browser/pop-up-pop-up/tags/1.1.9/modules/banner/misc.php#L427Exploit

→

https://plugins.trac.wordpress.org/browser/pop-up-pop-up/tags/1.2.0/modules/banner/misc.php#L432Exploit

→

https://plugins.trac.wordpress.org/browser/redirect-redirection/tags/1.1.3/includes/banner/misc.php#L427Exploit

→

https://plugins.trac.wordpress.org/browser/ultimate-posts-widget/tags/2.2.4/banner/misc.php#L343Exploit

→

https://plugins.trac.wordpress.org/browser/ultimate-posts-widget/tags/2.2.5/banner/misc.php#L351Exploit

→

https://plugins.trac.wordpress.org/browser/ultimate-social-media-icons/tags/2.8.0/banner/misc.php#L424Exploit

→

https://plugins.trac.wordpress.org/browser/ultimate-social-media-icons/tags/2.8.2/banner/misc.php#L434Exploit

Quick Facts

CVE IDCVE-2023-3977

CVSS Score4.3 / 10

SeverityMEDIUM

WeaknessCWE-352

CISA KEVNo

Affected5 vendor(s)

PublishedJul 28, 2023

Related CVEs (CWE-352)

Recommended Actions

→Apply vendor patches immediately
→Monitor CVE-2023-3977 in threat intel feeds
→Review IDS/IPS signatures for exploitation attempts

Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.

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