CVE-2026-113712: Cachet has Stored XSS in Incident Component
Advisory generated from the CVE record, CISA, Exploit Observer and VEDAS: what it is, whether it is exploited, who is affected, and how to fix and detect it.
Generated by VEDAS. Scores as of 2026-11-11 15:49 UTC. Rebuilt every few hours from cve-scores, CISA KEV and vedas-signatures. How this works and its limits.
What it is
Cachet is an open-source status page system. Versions 2.4.1 and earlier have a stored Cross-Site Scripting (XSS) vulnerability in the incident creation form, allowing an authenticated attacker to inject malicious HTML/JavaScript that executes in the browser of any user who views the status page, potentially leading to session token theft and account takeover. Commits 57b44a8bac0b250b0d5751e93e0349070d14606e and 23adbb88ffa819f92be4a905ff1d812670d980a2 in `cachethq/core` patch the issue.
Description quoted from the CVE record (assigned by GitHub_M, published 2026-10-20).
Weakness: CWE-79: Improper Neutralization of Input During Web Page Generation (‘Cross-site Scripting’)
How it can be exploited
Exploitable over the network with low attack complexity with no special attack requirements needing high privileges and a user must take an action. Impact: confidentiality none, integrity none, availability none. CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CISA assessment (SSVC): CISA assesses that a public proof of concept exists. Automatable: no. Technical impact: partial.
Public exploit evidence (Exploit Observer)
Exploit Observer found 3 code repositories naming this CVE.
Code repositories that name a CVE are often scanners, copies or fakes, and some are malware. Read the code before running anything.
See all 8 references on Exploit Observer
Live scores
- EPSS
- 0.005
low predicted chance of attack - VEDAS
- 0.985
strong exploit evidence - On CISA KEV
- Not listed
- Detection rule
- Suricata
Who is affected
| Product | Affected | Not affected |
|---|---|---|
| cachethq cachet | version <= 2.4.1 | Not stated |
Version ranges exactly as the CVE record states them. “Before X” means X is the first fixed version.
How to fix it
No fixed version or vendor advisory is listed in the CVE record yet. Watch the vendor’s security page.
How to detect it
Suricata rules (network detection)
1 rule that alert on traffic matching this exploit: VEDAS CVE-2026-113712 Cachet - Stored XSS via Incident Creation. Add them to your Suricata rule set and reload.
Show the rules
alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-113712 Cachet - Stored XSS via Incident Creation"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"incidents"; nocase; http.request_body; content:"onerror="; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2026-113712; reference:url,https://www.exploit.observer/?keyword=CVE-2026-113712&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=cachet&match=exact; sid:1085402; rev:1;)
CVE-2026-113712.rules on GitHub
References
Other references
- https://github.com/cachethq/cachet/security/advisories/GHSA-x397-5hrv-j9m9 (x_refsource_CONFIRM)
- https://github.com/cachethq/core/commit/23adbb88ffa819f92be4a905ff1d812670d980a2 (x_refsource_MISC)
- https://github.com/cachethq/core/commit/57b44a8bac0b250b0d5751e93e0349070d14606e (x_refsource_MISC)
Other databases
Where this comes from
This advisory is generated automatically by VEDAS from: CVE.org record, cve-scores (EPSS and VEDAS), Exploit Observer, vedas-signatures. Text in quotes is reproduced from the source; everything else is a fixed template filled with source fields. Nothing here is written by a language model. Check the vendor advisory before acting, and read how VEDAS and Exploit Observer work, and their limits.
Supporting partners
