Snapd: Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than… (CVE-2026-46595)
Affects snapdSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 10.0 Medium · fixed in 20250116.00-0ubuntu1~24.04.4 : update snapd when convenient.
Data as of 10/25/2026, 07:59:04 UTC
- Exploitation
Not in CISA KEV, no exploitation reported
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 42% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 20250116.00-0ubuntu1~24.04.4, 20250506.01-0ubuntu1.2, 20250506.01-0ubuntu2.1 +1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:LWhat to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu:Pro:16.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=esm-infra-legacy/xenialOther threats | Affected
| Fixed in– |
Ubuntu:Pro:18.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=esm-infra/bionicOther threats | Affected
| Fixed in– |
Ubuntu:Pro:20.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=esm-infra/focalOther threats | Affected
| Fixed in– |
Ubuntu:22.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=jammyOther threats | Affected
| Fixed in– |
Ubuntu:24.04:LTSgoogle-guest-agentpkg:deb/ubuntu/google-guest-agent?arch=source&distro=nobleOther threats | Affected
| Fixed in
|
Ubuntu:24.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=nobleOther threats | Affected
| Fixed in– |
Ubuntu:25.10golang-go.cryptopkg:deb/ubuntu/golang-go.crypto?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu:25.10google-guest-agentpkg:deb/ubuntu/google-guest-agent?arch=source&distro=questingOther threats | Affected
| Fixed in
|
Ubuntu:25.10snapdpkg:deb/ubuntu/snapd?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu:26.04:LTSgoogle-guest-agentpkg:deb/ubuntu/google-guest-agent?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu:26.04:LTSsnapdpkg:deb/ubuntu/snapd?arch=source&distro=resoluteOther threats | Affected
| Fixed in– |
Ubuntu:Pro:26.04:LTSgolang-go.cryptopkg:deb/ubuntu/golang-go.crypto?arch=source&distro=esm-apps/resoluteOther threats | Affected
| Fixed in
|
Ubuntu:26.10snapdpkg:deb/ubuntu/snapd?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would be skipped.
Weaknesses
- CWE-863Incorrect Authorization (opens in a new tab)
Class weaknessLikelihood of exploit: HighCWE Top 25 (2025): #17OWASP Top 10 A01:2025: Broken Access Control (opens in a new tab)
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
- CWE-303Incorrect Implementation of Authentication Algorithm (opens in a new tab)
Base weaknessOWASP Top 10 A07:2025: Authentication Failures (opens in a new tab)
The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.
References
- ubuntu.com/security/CVE-2026-46595 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-46595 (opens in a new tab)
- go.dev/issue/79570 (opens in a new tab)
- groups.google.com/g/golang-announce/c/a082jnz-LvI (opens in a new tab)
- go.dev/cl/781642 (opens in a new tab)
- pkg.go.dev/vuln/GO-2026-5023 (opens in a new tab)
- github.com/golang/crypto/commit/533fb3f7e4a5ae23f69d1837cd851d35ff5b76ce (opens in a new tab)
- ubuntu.com/security/notices/USN-8447-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8447-3 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-46595 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2480689 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46595.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:41019 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:48151 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36796 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36808 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:43692 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:30651 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:47737 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:26547 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36207 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:26546 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36651 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:40945 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:40118 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:33531 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:33524 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:23262 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:23264 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:37275 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36648 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:41036 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36820 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:37387 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:42796 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:36797 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:30650 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:51033 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:54531 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:59467 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:59558 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:61314 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:60520 (opens in a new tab)
- ollama.com (opens in a new tab)