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Github Security Blog
Github Security Blog
added 2026/06/26 9:49 p.m.16 views

pnpm: Tarball hash of GitHub git dependencies is not stored in lockfile

Summary A malicious codeload.github.com server can serve whatever tarball it wants and pnpm will install it regardless of the lockfile. Details The lockfile does not store the hash of the dependencies from https://codeload.github.com This means that if this server was compromised or a person's...

7.5CVSS5.8AI score0.00171EPSS
SaveExploits1References3Affected Software1
OSV
OSV
added 2026/06/26 9:49 p.m.10 views

GHSA-HG3W-7F8C-63HP pnpm: Tarball hash of GitHub git dependencies is not stored in lockfile

Summary A malicious codeload.github.com server can serve whatever tarball it wants and pnpm will install it regardless of the lockfile. Details The lockfile does not store the hash of the dependencies from https://codeload.github.com This means that if this server was compromised or a person's...

7.5CVSS5.8AI score0.00171EPSS
SaveExploits1References3
OSV
OSV
added 2026/06/26 9:48 p.m.14 views

GHSA-JQ42-7MFV-HM57 Cargo crates in third party registries can override the cached source of other crates

The Rust Security Response Team was notified that Cargo incorrectly handled symlinks inside of crate tarballs downloaded from third-party registries, allowing a malicious crate to override the source code of another crate from the same registry. This vulnerability is tracked as CVE-2026-5223. The...

6.5CVSS5.8AI score0.00294EPSS
SaveExploits0References6
Snyk
Snyk
added 2026/06/26 7:07 p.m.9 views

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the CreateCustomVolumeFromBackup process. An attacker can cause the incusd daemon to crash by uploading a crafted backup tarball with a volumesnapshots.expiresat field omitted, leading to a nil pointer...

5.3CVSS5.8AI score0.00226EPSS
SaveExploits0References2
Snyk
Snyk
added 2026/06/26 6:52 p.m.9 views

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the createDependentVolumesFromBackup process. An attacker can cause the daemon to crash by uploading a crafted backup tarball with a malformed dependentvolumes block containing nil or omitted sub-fields. This...

5.3CVSS5.8AI score0.00226EPSS
SaveExploits0References2
Snyk
Snyk
added 2026/06/26 6:52 p.m.9 views

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the createDependentVolumesFromBackup process. An attacker can cause the daemon to crash by uploading a crafted backup tarball with a malformed dependentvolumes block containing nil or omitted sub-fields. This...

5.3CVSS5.8AI score0.00226EPSS
SaveExploits0References2
NVD
NVD
added 2026/06/26 4:16 p.m.21 views

CVE-2026-9639

Nil-pointer dereference in CreateCustomVolumeFromBackup in LXD up to version 6.8 and 5.21 on Linux allows an authenticated user with cancreatestoragevolumes permissions to cause a denial of service via a specially crafted custom-volume backup tarball that omits the expiresat snapshot field...

6.5CVSS0.00548EPSS
SaveExploits1References3
CVE
CVE
added 2026/06/26 3:39 p.m.47 views

CVE-2026-9639

CVE-2026-9639 describes a nil-pointer dereference in LXD’s CreateCustomVolumeFromBackup. On Linux, affected versions are up to 6.8 and 5.21. An authenticated user with the ability to can_create_storage_volumes can trigger a denial of service by supplying a specially crafted custom-volume backup t...

6.5CVSS5.7AI score0.00548EPSS
SaveExploits1References3Affected Software1
OSV
OSV
added 2026/06/26 3:39 p.m.13 views

CVE-2026-9639 Authenticated Denial of Service via Malicious Backup Tarball in LXD

Nil-pointer dereference in CreateCustomVolumeFromBackup in LXD up to version 6.8 and 5.21 on Linux allows an authenticated user with cancreatestoragevolumes permissions to cause a denial of service via a specially crafted custom-volume backup tarball that omits the expiresat snapshot field...

6.5CVSS5.9AI score
SaveExploits0References6
Positive Technologies
Positive Technologies
added 2026/06/26 12:00 a.m.18 views

PT-2026-52843

Name of the Vulnerable Software and Affected Versions LXD versions prior to 6.9 LXD version 5.21 Description A nil-pointer dereference occurs in the CreateCustomVolumeFromBackup function when processing a specially crafted custom-volume backup tarball that omits the expires at snapshot field. An...

6.5CVSS6AI score0.00548EPSS
SaveExploits1References5
Cvelist
Cvelist
added 2026/06/25 4:58 p.m.51 views

CVE-2026-48995 pnpm: Tarball hash of GitHub git dependencies is not stored in lockfile

pnpm is a package manager. Prior to 10.33.4 and 11.0.7, a malicious codeload.github.com server can serve whatever tarball it wants and pnpm will install it regardless of the lockfile. The lockfile does not store the hash of the dependencies from https://codeload.github.com. This means that if thi...

7.5CVSS0.00171EPSS
SaveExploits1References1
OSV
OSV
added 2026/06/25 4:58 p.m.12 views

CVE-2026-48995 pnpm: Tarball hash of GitHub git dependencies is not stored in lockfile

pnpm is a package manager. Prior to 10.33.4 and 11.0.7, a malicious codeload.github.com server can serve whatever tarball it wants and pnpm will install it regardless of the lockfile. The lockfile does not store the hash of the dependencies from https://codeload.github.com. This means that if thi...

7.5CVSS6AI score
SaveExploits0References3
ATTACKERKB
ATTACKERKB
added 2026/06/25 4:58 p.m.8 views

CVE-2026-48995

pnpm is a package manager. Prior to 10.33.4 and 11.0.7, a malicious codeload.github.com server can serve whatever tarball it wants and pnpm will install it regardless of the lockfile. The lockfile does not store the hash of the dependencies from https://codeload.github.com. This means that if thi...

7.5CVSS5.9AI score0.00171EPSS
SaveExploits1References2Affected Software1
CVE
CVE
added 2026/06/25 4:58 p.m.101 views

CVE-2026-48995

CVE-2026-48995 affects pnpm, a package manager. Prior to versions 10.33.4 and 11.0.7, a malicious codeload.github.com server could serve arbitrary tarballs and pnpm would install them regardless of the lockfile because the tarball hash is not stored in the lockfile. This could enable tampering of...

7.5CVSS5.9AI score0.00171EPSS
SaveExploits1References1Affected Software1
OSV
OSV
added 2026/06/25 4:50 p.m.14 views

CVE-2026-50573 pnpm: Unsafe default behavior breaks integrity check

pnpm is a package manager. Prior to 10.34.0 and 11.4.0, pnpm install in non-frozen mode can accept new remote package content after detecting that the downloaded tarball does not match the integrity recorded in pnpm-lock.yaml. When a package is already locked with an integrity value, and the...

6.8CVSS6AI score
SaveExploits0References3
Cvelist
Cvelist
added 2026/06/25 4:41 p.m.41 views

CVE-2026-55487 pnpm: manifest identity spoof satisfies allowBuilds and runs attacker lifecycle

pnpm is a package manager. Prior to 10.34.2 and 11.5.3, the generic peer-suffix normalizer also stripped parenthesized text from git, URL, tarball, file, and other opaque locators. Approval for one source string could therefore authorize a different attacker-controlled source whose locator...

7.5CVSS0.00181EPSS
SaveExploits1References1
ATTACKERKB
ATTACKERKB
added 2026/06/25 4:27 p.m.15 views

CVE-2026-54448

Trivy is a security scanner. Prior to 0.71.0, when Trivy scans a Helm chart archive .tgz, its custom tar unpacker reads each entry with io.ReadAlltr and no size limit. An attacker who can place a malicious .tgz file in the scanned path can craft a small compressed archive that decompresses to...

6.9CVSS5.8AI score0.00443EPSS
SaveExploits0References3Affected Software1
OSSF Malicious Packages
OSSF Malicious Packages
added 2026/06/25 6:14 a.m.15 views

Malicious code in logfmt-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector bb22b2557674e7d616805d8a4086d69e02896be169b9e5d4d053eb3628ebe038 On npm install, scripts/install-check.cjs registered as a postinstall lifecycle script fetches a JSON config from a hardcoded anonymous Vercel app UR...

6.5AI score
SaveExploits0References5
OSV
OSV
added 2026/06/25 6:14 a.m.14 views

MAL-2026-6437 Malicious code in logfmt-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector bb22b2557674e7d616805d8a4086d69e02896be169b9e5d4d053eb3628ebe038 On npm install, scripts/install-check.cjs registered as a postinstall lifecycle script fetches a JSON config from a hardcoded anonymous Vercel app UR...

6.5AI score
SaveExploits0References5
Positive Technologies
Positive Technologies
added 2026/06/25 12:00 a.m.19 views

PT-2026-52512

Name of the Vulnerable Software and Affected Versions pnpm versions prior to 10.33.4 pnpm versions prior to 11.0.7 Description A flaw exists where the package manager does not store the hash of dependencies sourced from codeload.github.com in the lockfile. Consequently, a compromised server or...

7.5CVSS5.9AI score0.00171EPSS
SaveExploits1References8
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