CVE-2026-30922
2 advisories.
PyPI/pyasn1 CVE-2026-30922: high 7.5
Denial of Service in pyasn1 via Unbounded Recursion
Action: Upgrade pyasn1 to 0.6.3 or later.
pip install pyasn1==0.6.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.6.3 | - |
Fixed versions
| 0.6.3 |
Sources
- osv: GHSA-jr27-m4p2-rc6r
- https://github.com/pyasn1/pyasn1/security/advisories/GHSA-jr27-m4p2-rc6r
- https://nvd.nist.gov/vuln/detail/CVE-2026-30922
- https://github.com/pyasn1/pyasn1/commit/5a49bd1fe93b5b866a1210f6bf0a3924f21572c8
- https://github.com/pyasn1/pyasn1/commit/25ad481c19fdb006e20485ef3fc2e5b3eff30ef0
- https://access.redhat.com/errata/RHSA-2026:22970
- https://access.redhat.com/errata/RHSA-2026:22987
- https://access.redhat.com/errata/RHSA-2026:24761
- https://access.redhat.com/errata/RHSA-2026:24762
- https://access.redhat.com/errata/RHSA-2026:37275
- https://access.redhat.com/errata/RHSA-2026:41928
- https://access.redhat.com/errata/RHSA-2026:6309
- https://access.redhat.com/errata/RHSA-2026:65126
- https://access.redhat.com/errata/RHSA-2026:6568
- https://access.redhat.com/errata/RHSA-2026:6720
- https://access.redhat.com/errata/RHSA-2026:6912
- https://access.redhat.com/errata/RHSA-2026:6926
- https://access.redhat.com/errata/RHSA-2026:8437
- https://access.redhat.com/security/cve/CVE-2026-30922
- https://bugzilla.redhat.com/show_bug.cgi?id=2448553
- https://github.com/pyasn1/pyasn1
- https://github.com/pyasn1/pyasn1/releases/tag/v0.6.3
- https://github.com/pypa/advisory-database/tree/main/vulns/pyasn1/PYSEC-2026-2263.yaml
- https://lists.debian.org/debian-lts-announce/2026/05/msg00001.html
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-30922.json
- https://access.redhat.com/errata/RHSA-2026:10184
- https://access.redhat.com/errata/RHSA-2026:12176
- https://access.redhat.com/errata/RHSA-2026:13508
- https://access.redhat.com/errata/RHSA-2026:13512
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:13553
- https://access.redhat.com/errata/RHSA-2026:13902
- https://access.redhat.com/errata/RHSA-2026:13916
- https://access.redhat.com/errata/RHSA-2026:13917
- https://access.redhat.com/errata/RHSA-2026:14020
- https://access.redhat.com/errata/RHSA-2026:16009
- https://access.redhat.com/errata/RHSA-2026:17083
- https://access.redhat.com/errata/RHSA-2026:17611
- https://access.redhat.com/errata/RHSA-2026:19138
- https://access.redhat.com/errata/RHSA-2026:19355
- https://access.redhat.com/errata/RHSA-2026:19375
- https://access.redhat.com/errata/RHSA-2026:19712
- https://access.redhat.com/errata/RHSA-2026:20588
- https://access.redhat.com/errata/RHSA-2026:22131
- https://access.redhat.com/errata/RHSA-2026:22132
- https://access.redhat.com/errata/RHSA-2026:22133
- https://access.redhat.com/errata/RHSA-2026:22134
- https://access.redhat.com/errata/RHSA-2026:22135
- https://access.redhat.com/errata/RHSA-2026:22969
- http://www.openwall.com/lists/oss-security/2026/03/20/4
CVE-2026-30922 · published · modified · JSON
PyPI/pyasn1 CVE-2026-30922: high 7.5
pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.3, the `pyasn1` library is vulnerable to a Denial of Service (DoS) attack caused by uncontrolled recursion when decoding ASN.1 data with deep
Action: Upgrade pyasn1 to 0.6.3 or later.
pip install pyasn1==0.6.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.6.3 | - |
Fixed versions
| 0.6.3 |
Sources
- osv: PYSEC-2026-2263
- http://www.openwall.com/lists/oss-security/2026/03/20/4
- https://lists.debian.org/debian-lts-announce/2026/05/msg00001.html
- https://github.com/pyasn1/pyasn1/commit/25ad481c19fdb006e20485ef3fc2e5b3eff30ef0
- https://github.com/pyasn1/pyasn1/security/advisories/GHSA-jr27-m4p2-rc6r
CVE-2026-30922 · published · modified · JSON