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Vulnerability Intelligence

CVE-2025-61724

MEDIUM5.3

Excessive CPU consumption in Reader.ReadResponse in net/textproto

Published Oct 29, 2025

Modified 2 months ago

No fix available

Details

The Reader.ReadResponse function constructs a response string through repeated string concatenation of lines. When the number of lines in a response is large, this can cause excessive CPU consumption.

References

WEBhttp://www.openwall.com/lists/oss-security/2025/10/08/1 WEBhttps://go.dev/cl/709859 WEBhttps://go.dev/issue/75716 WEBhttps://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI WEBhttps://pkg.go.dev/vuln/GO-2025-4015 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-61724

CVSS Analysis

CVSS v3.1

5.3

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

LowA:L

5.3/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Ecosystems

Timeline

PublishedOct 29, 2025

ModifiedNov 4, 2025

CVE-2025-61724 | Mondoo Vulnerability Intelligence