CVE-2018-20418 — index

index.php?p=admin/actions/entries/save-entry in Craft CMS 3.0.25 allows XSS by saving a new title from the console tab.

01What is this vulnerability?

index.php?p=admin/actions/entries/save-entry in Craft CMS 3.0.25 allows XSS by saving a new title from the console tab.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

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: 2018-12-24T04:00:00.000Z
• Last modified: 2024-08-05T11:58:19.360Z

09References

• github.com — https://github.com/rdincel1/Craft-CMS-3.0.25---Cross-Site-Scripting
• www.raifberkaydincel.com — https://www.raifberkaydincel.com/craft-cms-3-0-25-cross-site-scripting-vulnerabi…
• www.exploit-db.com — https://www.exploit-db.com/exploits/46054/
• github.com — https://github.com/craftcms/cms/blob/master/CHANGELOG-v3.md