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CVE-2025-61724

Excessive CPU consumption in Reader.ReadResponse in net/textproto

Published: Oct 29, 2025Updated: Jan 29, 2026 Sources: CVE List NVD BDUCWE-770
5.3MEDIUM
NVD MITRE
EPSS Score
0.5%
Top 58.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-770

Affected Products

The Go Project
oss-projectaka golang-google-protobuf, crypto, go
Go
OSS Libraries
ООО "Открытая мобильная платформа"
commercial·RU
Аврора ЦентрOn-prem
Operating Systems / mobile-os
golang
oss-project·US
go
OSS Libraries
Go standard library
oss-project·USaka net/http, crypto/x509, golang standard library, html/template
net/textprotoLibraryLibrary
OSS Libraries / go

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://www.openwall.com/lists/oss-security/2025/10/08/1
openwall.com
https://go.dev/cl/709859
go.dev
https://go.dev/issue/75716
go.dev
and 3 more references View all →

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