CVE-2025-68274: SIPGO is a library for writing SIP services in the GO language

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HIGH 7.5REMOTEUPGRADE

CVE-2025-68274 is a high-severity flaw (CVSS 7.5) affecting sipgo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SIPGO is a library for writing SIP services in the GO language. Starting in version 0.3.0 and prior to version 1.0.0-alpha-1, a nil pointer dereference vulnerability is in the SIPGO library's `NewResponseFromRequest` function that affects all normal SIP operations. The vulnerability allows remote attackers to crash any SIP application by sending a single malformed SIP request without a To header. The vulnerability occurs when SIP message parsing

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-476, CWE-755
Published	2025-12-16
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: emiago

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-16 22:15 UTCPublished CVE record published
2026-06-17 09:58 UTCUpdated Record last modified

emiago sipgo UPGRADE

Affected: >= 0.30.0 and < 1.0.0

Fixed in: 1.0.0

Safe to downgrade to: a release before 0.30.0

1. Check installed version

apt-cache policy sipgo || rpm -q sipgo || sipgo --version

2. UPGRADE to 1.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sipgo

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sipgo

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 0.30.0 (Debian / Ubuntu)

apt-cache madison sipgo sudo apt install sipgo=<VERSION_BEFORE_0.30.0> sudo apt-mark hold sipgo

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list sipgo sudo dnf downgrade sipgo-<VERSION_BEFORE_0.30.0> sudo dnf versionlock add sipgo

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-68274?

sipgo: upgrade to 1.0.0. Exact commands for each OS are on this page.

Is CVE-2025-68274 being exploited?

CVE-2025-68274 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-68274 affect?

CVE-2025-68274 affects sipgo. Severity is high (CVSS 7.5). SIPGO is a library for writing SIP services in the GO language. Starting in version 0.3.0 and prior to version 1.0.0-alpha-1, a nil pointer dereference vulnerability is in the SIPGO library's `NewResponseFromRequest` function that affects a

How urgent is CVE-2025-68274?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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