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Vulnerability Intelligence

CVE-2025-62689

HIGH8.7

NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1

Published Nov 10, 2025

Modified 2 months ago

No fix available

Details

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.

References

WEBhttps://git.gnunet.org/libmicrohttpd.git/commit/?id=ff13abc1c1d7d2b30d69d5c0bd4a237e1801c50b WEBhttps://jvn.jp/en/jp/JVN76719218/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-62689 WEBhttps://www.gnu.org/software/libmicrohttpd/

CVSS Analysis

CVSS v3.0

8.7

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

7.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedNov 10, 2025

ModifiedNov 14, 2025

CVE-2025-62689 | Mondoo Vulnerability Intelligence