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CVE Vulnerability Details :
CVE-2025-59777
PUBLISHED
More InfoOfficial Page
Assigner-jpcert
Assigner Org ID-ede6fdc4-6654-4307-a26d-3331c018e2ce
View Known Exploited Vulnerability (KEV) details
Published At-10 Nov, 2025 | 04:10
Updated At-10 Nov, 2025 | 21:41
Rejected At-
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
GNU Project
Product
GNU libbmicrohttpd
Versions
Affected
  • v1.0.2 and earlier (The vulnerability remains in the source code up until commit ff13abc on the master branch of the libmicrohttpd Git repository
  • after the v1.0.2 tag.)
Problem Types
TypeCWE IDDescription
CWECWE-476NULL pointer dereference
Type: CWE
CWE ID: CWE-476
Description: NULL pointer dereference
Metrics
VersionBase scoreBase severityVector
3.07.5HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Version: 3.0
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.gnu.org/software/libmicrohttpd/
N/A
https://git.gnunet.org/libmicrohttpd.git/commit/?id=ff13abc1c1d7d2b30d69d5c0bd4a237e1801c50b
N/A
https://jvn.jp/en/jp/JVN76719218/
N/A
Hyperlink: https://www.gnu.org/software/libmicrohttpd/
Resource: N/A
Hyperlink: https://git.gnunet.org/libmicrohttpd.git/commit/?id=ff13abc1c1d7d2b30d69d5c0bd4a237e1801c50b
Resource: N/A
Hyperlink: https://jvn.jp/en/jp/JVN76719218/
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found