WP-SpamFree Anti-Spam Plugin cross site scriting

Published 4 y ago 2022-06-24 · modified 4 mo ago 2026-06-17 · JSON

CVSS

3.5

v3.1 · CNA

CISA KEV

not known exploited

EPSS

0.6%

percentile 51%

Public exploits

none known

A vulnerability classified as problematic has been found in WP-SpamFree Anti-Spam Plugin 2.1.1.4. This affects an unknown part. The manipulation leads to basic cross site scripting. It is possible to initiate the attack remotely.

CISA SSVC assessment

Exploitation: Proof of concept public
Automatable: no
Technical impact: partial
Assessed: 18 mo ago 2025-04-14

Exploit prediction (EPSS)

0.65% probability of exploitation in the next 30 days, higher than 51% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CNA	3.1	3.5	`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N`
CNA	3.1	3.5	`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N`
NVD	3.1	6.1	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`
NVD	2.0	4.3	`AV:N/AC:M/Au:N/C:N/I:P/A:N`

Affected products

unspecified WP-SpamFree Anti-Spam Plugin

Classification

Weakness

CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page
CWE-79 Improper Neutralization of Input During Web Page Generation

References

seclists.org /fulldisclosure/2017/Feb/79 · x_refsource_MISC, x_transferred
vuldb.com /?id.97371 · x_refsource_MISC, x_transferred

Sources

CVE List: CVE-2017-20096
NVD: CVE-2017-20096

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary