---
title: "CVE-2026-61823: code16 Sharp - Stored XSS"
description: "code16 Sharp < 9.22.5 contains a stored cross-site scripting vulnerability caused by permitting the srcdoc attribute on iframe elements in the rich-text editor, letting authenticated users with Editor field permission execute JavaScript when content is viewed."
url: https://panop.io/threat-heartbeat/CVE-2026-61823/
---

# CVE-2026-61823 code16 Sharp - Stored XSS

code16 Sharp < 9.22.5 contains a stored cross-site scripting vulnerability caused by permitting the srcdoc attribute on iframe elements in the rich-text editor, letting authenticated users with Editor field permission execute JavaScript when content is viewed.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.21% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-61823)

## Details

Type

Stored XSS

Impact

Stored XSS

CVSS vector

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

Published

24 September 2026

Updated

15 October 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Upgrade to version 9.22.5 or later; alternatively, manually sanitize Editor field content and remove iframe srcdoc attributes.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-61823](https://nvd.nist.gov/vuln/detail/CVE-2026-61823)
- [https://github.com/code16/sharp/commit/ec509a22c808a5bd9dfad6a0a85c92ce6f411e21](https://github.com/code16/sharp/commit/ec509a22c808a5bd9dfad6a0a85c92ce6f411e21)
- [https://github.com/code16/sharp/security/advisories/GHSA-qxg3-46rw-79j8](https://github.com/code16/sharp/security/advisories/GHSA-qxg3-46rw-79j8)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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