CVE-2023-26104
All versions of the package lite-web-server are vulnerable to Denial of Service (DoS) when an attacker sends an HTTP request and includes control characters that the decodeURI() function is unable to parse.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
All versions of the package lite-web-server are vulnerable to Denial of Service (DoS) when an attacker sends an HTTP request and includes control characters that the decodeURI() function is unable to parse.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.17% probability · 67th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- lite-web-server project/lite-web-server
- Source
- report@snyk.io
EPSS 1.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://gist.github.com/lirantal/637520812da06fffb91dd86d02ff6bdeExploit, Third Party Advisory
- https://github.com/chasyumen/lite-web-server/blob/main/src/WebServer.js%23L274Broken Link
- https://security.snyk.io/vuln/SNYK-JS-LITEWEBSERVER-3153703Third Party Advisory
- https://gist.github.com/lirantal/637520812da06fffb91dd86d02ff6bdeExploit, Third Party Advisory
- https://github.com/chasyumen/lite-web-server/blob/main/src/WebServer.js%23L274Broken Link
- https://security.snyk.io/vuln/SNYK-JS-LITEWEBSERVER-3153703Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.