CVE-2018-16206 — Cross-site scripting vulnerability in WordPress plugin spam-byebye 2

Cross-site scripting vulnerability in WordPress plugin spam-byebye 2.2.1 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

01What is this vulnerability?

Cross-site scripting vulnerability in WordPress plugin spam-byebye 2.2.1 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

02Affected products

Vendor	Product	Versions
Yohsuke Ohkouchi	spam	byebye — 2.2.1 and earlier

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-01-13T00:00:00.000Z
• Last modified: 2024-08-05T10:17:38.287Z

09References

• jvn.jp — http://jvn.jp/en/jp/JVN58010349/index.html
• wordpress.org — https://wordpress.org/plugins/spam-byebye/