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6.9
Zaher1307 tiny_web_server allows remote attackers to cause a crash
CVE-2026-2940
Summary
The Zaher1307 tiny_web_server may crash or behave unpredictably due to a flaw in how it handles certain URLs. This issue is important because it can be exploited by anyone with network access to the server. The developers are aware of the problem, but have not yet released a fix.
Original title
A vulnerability was determined in Zaher1307 tiny_web_server up to 8d77b1044a0ca3a5297d8726ac8aa2cf944d481b. This affects the function tiny_web_server/tiny.c of the file tiny_web_server/tiny.c of th...
Original description
A vulnerability was determined in Zaher1307 tiny_web_server up to 8d77b1044a0ca3a5297d8726ac8aa2cf944d481b. This affects the function tiny_web_server/tiny.c of the file tiny_web_server/tiny.c of the component URL Handler. This manipulation causes out-of-bounds write. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
nvd CVSS2.0
7.5
nvd CVSS3.1
7.3
nvd CVSS4.0
6.9
Vulnerability type
CWE-119
Buffer Overflow
CWE-787
Out-of-bounds Write
Published: 22 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026