CVE-2018-19048 — Simditor through 2

Simditor through 2.3.21 allows DOM XSS via an onload attribute within a malformed SVG element.

01What is this vulnerability?

Simditor through 2.3.21 allows DOM XSS via an onload attribute within a malformed SVG element.

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: 2019-05-13T13:13:27.000Z
• Last modified: 2024-08-05T11:30:04.056Z

09References

• github.com — https://github.com/hkglue/simditor_demo.git
• github.com — https://github.com/mycolorway/simditor/commit/ef01a643cbb7f8163535d6bfb71135f80e…
• github.com — https://github.com/hkglue/simditor_dom_xss/blob/master/README.md
• github.com — https://github.com/mycolorway/simditor/releases/tag/v2.3.22