PYSEC-2026-4321 uv's bundled CA store trusts an emSign root whose intermediate CA keys are compromised

By default, uv verifies TLS connections against a vendored copy of the webpki-root-certs bundle. Versions before 0.13.4 include the emSign ECC Root CA - G3 root. Eight eMudhra intermediate CA certificates that chain to that root have compromised private keys, and the CA has revoked them. An...

PYSEC-2026-4320 certifi bundles emSign root CAs with compromised intermediate CA keys

Certifi versions before 2026.10.18 include the emSign ECC Root CA - G3 root certificate in their bundled CA store. Eight eMudhra intermediate CA certificates that chain to this root have compromised private keys and the CA has revoked them. An attacker with one of the compromised keys can issue...

USN-8944-2: ca-certificates update

USN-8944-1 updated ca-certificates. This update provides the corresponding changes for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS by removing the "emSign ECC Root CA - G3" and "Comodo AAA Services root" CA certificates. Original advisory details: This update remove...

GHSA-HQ85-5CPJ-MR62 uv's bundled CA store trusts an emSign root whose intermediate CA keys are compromised

By default, uv verifies TLS connections against a vendored copy of the webpki-root-certs bundle. Versions before 0.13.4 include the emSign ECC Root CA - G3 root. Eight eMudhra intermediate CA certificates that chain to that root have compromised private keys, and the CA has revoked them. An...

uv's bundled CA store trusts an emSign root whose intermediate CA keys are compromised

By default, uv verifies TLS connections against a vendored copy of the webpki-root-certs bundle. Versions before 0.13.4 include the emSign ECC Root CA - G3 root. Eight eMudhra intermediate CA certificates that chain to that root have compromised private keys, and the CA has revoked them. An...

certifi bundles emSign root CAs with compromised intermediate CA keys

Certifi versions before 2026.10.18 include the emSign ECC Root CA - G3 root certificate in their bundled CA store. Eight eMudhra intermediate CA certificates that chain to this root have compromised private keys and the CA has revoked them. An attacker with one of the compromised keys can issue...

emudhra-poc

eMudhra CA Key Compromise Proof-of-Concept In October 2026, e...

USN-8944-1: ca-certificates update

This update removes the "emSign ECC Root CA - G3" CA certificate due to intermediate CA certificates being compromised. In addition, in Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS, the ca-certificates package contained outdated CA certificates. This update refreshes the included...

RUSTSEC-2026-0382 Certificate verification may accept distrusted intermediates

Affected versions may accept certificate paths containing distrusted emSign intermediate public keys when the configured trust anchors allow such paths. The private keys corresponding to these intermediates are now well known. Versions 0.103.16 and 0.104.0-alpha.8 reject paths containing these...

Certificate verification may accept distrusted intermediates

Affected versions may accept certificate paths containing distrusted emSign intermediate public keys when the configured trust anchors allow such paths. The private keys corresponding to these intermediates are now well known. Versions 0.103.16 and 0.104.0-alpha.8 reject paths containing these...

RUSTSEC-2026-0381 Bundled root certificates allow trust in distrusted emSign intermediates

Affected versions include emSign ECC Root CA - G3, which can allow certificate paths through distrusted emSign intermediates. Affected versions may accept certificate paths containing distrusted emSign intermediate public keys. The private keys corresponding to these intermediates are now well...

RUSTSEC-2026-0383 Bundled root certificates allow trust in distrusted emSign intermediates

Affected versions include emSign ECC Root CA - G3, which can allow certificate paths through distrusted emSign intermediates. Affected versions may accept certificate paths containing distrusted emSign intermediate public keys. The private keys corresponding to these intermediates are now well...

Bundled root certificates allow trust in distrusted emSign intermediates

Affected versions include emSign ECC Root CA - G3, which can allow certificate paths through distrusted emSign intermediates. Affected versions may accept certificate paths containing distrusted emSign intermediate public keys. The private keys corresponding to these intermediates are now well...

Bundled root certificates allow trust in distrusted emSign intermediates

Affected versions include emSign ECC Root CA - G3, which can allow certificate paths through distrusted emSign intermediates. Affected versions may accept certificate paths containing distrusted emSign intermediate public keys. The private keys corresponding to these intermediates are now well...