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CVE-2020-35773

27
FAUCET Score

CVE-2020-35773 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the site-offline plugin for WordPress versions prior to 1.4.4. This flaw, due to missing nonce validation, allows an attacker to trick an authenticated user into performing unintended actions. With a CVSS score of 8.8 (HIGH), successful exploitation could lead to high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4.4CPE matchmatch criteria
cpe:2.3:a:freehtmldesigns:site_offline:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.97%
Probability of exploitation in next 30 days
EPSS Percentile
58.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0097 is in the 59th percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

advisory.checkmarx.net / advisory/CX-2020-4292
ExploitThird Party Advisory
developer.wordpress.org / reference/functions/wp_create_nonce
Third Party Advisory
developer.wordpress.org / reference/functions/wp_verify_nonce
Third Party Advisory
plugins.trac.wordpress.org / changeset/2445009
PatchThird Party Advisory
wordpress.org / plugins/site-offline
ProductThird Party Advisory