Vulnerability Description
NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc on the master branch of the libmicrohttpd Git repository, after the v1.0.2 tag. A specially crafted packet sent by an attacker could cause a denial-of-service (DoS) condition.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Libmicrohttpd | < 2025-09-16 |
Related Weaknesses (CWE)
References
- https://git.gnunet.org/libmicrohttpd.git/commit/?id=ff13abc1c1d7d2b30d69d5c0bd4aPatch
- https://jvn.jp/en/jp/JVN76719218/Third Party Advisory
- https://www.gnu.org/software/libmicrohttpd/Product
FAQ
What is CVE-2025-59777?
CVE-2025-59777 is a vulnerability with a CVSS score of 7.5 (HIGH). NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc on the master branch of the libmicrohttpd Git repository, after the...
How severe is CVE-2025-59777?
CVE-2025-59777 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-59777?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Libmicrohttpd.