CVE-2026-23490
2 advisories.
PyPI/pyasn1 CVE-2026-23490: high 7.5
pyasn1 has a DoS vulnerability in decoder
Action: Upgrade pyasn1 to 0.6.2 or later.
pip install pyasn1==0.6.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.6.1 | 0.6.2 | - |
Fixed versions
| 0.6.2 |
Sources
- osv: GHSA-63vm-454h-vhhq
- https://github.com/pyasn1/pyasn1/security/advisories/GHSA-63vm-454h-vhhq
- https://nvd.nist.gov/vuln/detail/CVE-2026-23490
- https://github.com/pyasn1/pyasn1/commit/be353d755f42ea36539b4f5053c652ddf56979a6
- https://github.com/pyasn1/pyasn1/commit/3908f144229eed4df24bd569d16e5991ace44970
- https://access.redhat.com/errata/RHSA-2026:4148
- https://access.redhat.com/errata/RHSA-2026:4147
- https://access.redhat.com/errata/RHSA-2026:4146
- https://access.redhat.com/errata/RHSA-2026:4145
- https://access.redhat.com/errata/RHSA-2026:4144
- https://access.redhat.com/errata/RHSA-2026:4143
- https://access.redhat.com/errata/RHSA-2026:4142
- https://access.redhat.com/errata/RHSA-2026:4141
- https://access.redhat.com/errata/RHSA-2026:4140
- https://access.redhat.com/errata/RHSA-2026:4139
- https://access.redhat.com/errata/RHSA-2026:4138
- https://access.redhat.com/errata/RHSA-2026:39894
- https://access.redhat.com/errata/RHSA-2026:3959
- https://access.redhat.com/errata/RHSA-2026:3958
- https://access.redhat.com/errata/RHSA-2026:2302
- https://access.redhat.com/errata/RHSA-2026:41928
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/errata/RHSA-2026:4943
- https://access.redhat.com/errata/RHSA-2026:54757
- https://access.redhat.com/errata/RHSA-2026:5606
- https://access.redhat.com/security/cve/CVE-2026-23490
- https://bugzilla.redhat.com/show_bug.cgi?id=2430472
- https://github.com/advisories/GHSA-63vm-454h-vhhq
- https://github.com/pyasn1/pyasn1
- https://github.com/pyasn1/pyasn1/blob/0f07d7242a78ab4d129b26256d7474f7168cf536/pyasn1/codec/ber/decoder.py#L496
- https://github.com/pyasn1/pyasn1/releases/tag/v0.6.2
- https://github.com/pypa/advisory-database/tree/main/vulns/pyasn1/PYSEC-2026-1810.yaml
- https://lists.debian.org/debian-lts-announce/2026/02/msg00002.html
- https://pypi.org/project/pyasn1
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23490.json
- https://access.redhat.com/errata/RHSA-2026:2300
- https://access.redhat.com/errata/RHSA-2026:2299
- https://access.redhat.com/errata/RHSA-2026:2221
- https://access.redhat.com/errata/RHSA-2026:19712
- https://access.redhat.com/errata/RHSA-2026:1906
- https://access.redhat.com/errata/RHSA-2026:1905
- https://access.redhat.com/errata/RHSA-2026:1904
- https://access.redhat.com/errata/RHSA-2026:1903
- https://access.redhat.com/errata/RHSA-2026:17611
- https://access.redhat.com/errata/RHSA-2026:17595
- https://access.redhat.com/errata/RHSA-2026:17446
- https://access.redhat.com/errata/RHSA-2026:14020
- https://access.redhat.com/errata/RHSA-2026:13553
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:13512
- https://access.redhat.com/errata/RHSA-2026:13508
- https://access.redhat.com/errata/RHSA-2026:37275
- https://access.redhat.com/errata/RHSA-2026:3359
- https://access.redhat.com/errata/RHSA-2026:3354
- https://access.redhat.com/errata/RHSA-2026:30088
- https://access.redhat.com/errata/RHSA-2026:28042
- https://access.redhat.com/errata/RHSA-2026:2758
- https://access.redhat.com/errata/RHSA-2026:2712
- https://access.redhat.com/errata/RHSA-2026:24977
- https://access.redhat.com/errata/RHSA-2026:24866
- https://access.redhat.com/errata/RHSA-2026:2486
- https://access.redhat.com/errata/RHSA-2026:2483
- https://access.redhat.com/errata/RHSA-2026:2460
- https://access.redhat.com/errata/RHSA-2026:2453
- https://access.redhat.com/errata/RHSA-2026:24483
- https://access.redhat.com/errata/RHSA-2026:24476
- https://access.redhat.com/errata/RHSA-2026:2309
- https://access.redhat.com/errata/RHSA-2026:2303
CVE-2026-23490 · published · modified · JSON
PyPI/pyasn1 CVE-2026-23490: high 7.5
pyasn1 has a DoS vulnerability in decoder
Action: Upgrade pyasn1 to 0.6.2 or later.
pip install pyasn1==0.6.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.6.1 | 0.6.2 | - |
Fixed versions
| 0.6.2 |
Sources
- osv: PYSEC-2026-1810
- https://github.com/pyasn1/pyasn1/security/advisories/GHSA-63vm-454h-vhhq
- https://nvd.nist.gov/vuln/detail/CVE-2026-23490
- https://github.com/pyasn1/pyasn1/commit/3908f144229eed4df24bd569d16e5991ace44970
- https://github.com/pyasn1/pyasn1/commit/be353d755f42ea36539b4f5053c652ddf56979a6
- https://github.com/pyasn1/pyasn1
- https://github.com/pyasn1/pyasn1/blob/0f07d7242a78ab4d129b26256d7474f7168cf536/pyasn1/codec/ber/decoder.py#L496
- https://github.com/pyasn1/pyasn1/releases/tag/v0.6.2
- https://lists.debian.org/debian-lts-announce/2026/02/msg00002.html
- https://pypi.org/project/pyasn1
- https://github.com/advisories/GHSA-63vm-454h-vhhq
CVE-2026-23490 · published · modified · JSON