CVE catalog
CVE-2026-32883
Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verify
- Severity
- Medium · CVSS 6.8
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.15% · Oct 25, 2026
Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature of the OCSP response itself. This issue has been patched in version 3.11.0.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | botan | trixie | 2.19.5+dfsg-4 | not affected |
| Debian | botan | bookworm | 2.19.3+dfsg-1+deb12u1 | not affected |
| Cpe | botan | Not reported | 3.11.0 | fixed |
| Alpine | botan3 | 3.24 | 3.11.0-r0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | botan | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | botan | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Cpe | botan | cpe | Not reported | 3.11.0 | Not reported | Not reported | Not reported |
| Alpine | botan3 | apk | 3.24 | 3.11.0-r0 | Not reported | ALPINE-CVE-2026-32883 | Not reported |
OpenFactory catalog packages
[Debian 13 (Trixie)]
- [botan]Affected
Source package: [botan3]
Details (4)
3.7.1+dfsg-2· amd64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.7.1+dfsg-2· arm64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· amd64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· arm64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
- [libbotan-3-7]Affected
Source package: [botan3]
Details (2)
3.7.1+dfsg-2· amd64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.7.1+dfsg-2· arm64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
- [libbotan-3-dev]Affected
Source package: [botan3]
Details (4)
3.7.1+dfsg-2· amd64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.7.1+dfsg-2· arm64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· amd64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· arm64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
- [libbotan-3-doc]Affected
Source package: [botan3]
Details (4)
3.7.1+dfsg-2· all · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.7.1+dfsg-2· all · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· all · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
- [python3-botan]Affected
Source package: [botan3]
Details (4)
3.7.1+dfsg-2· amd64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.7.1+dfsg-2· arm64 · trixieAffected · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· amd64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· arm64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
- [libbotan-3-12]Fixed
Source package: [botan3]
Details (2)
3.12.0+dfsg-2~deb13u1· amd64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
3.12.0+dfsg-2~deb13u1· arm64 · trixie-securityFixed · Fixed:
3.11.0+dfsg-2nvd · botan3 · debian · 13
[Debian 12 (Bookworm)]
- [botan]Not affected
Details (2)
2.19.3+dfsg-1+deb12u1· amd64 · bookwormNot affected
nvd · botan · debian · bookworm
2.19.3+dfsg-1+deb12u1· arm64 · bookwormNot affected
nvd · botan · debian · bookworm
- [libbotan-2-19]Not affected
Source package: [botan]
Details (2)
2.19.3+dfsg-1+deb12u1· amd64 · bookwormNot affected
nvd · botan · debian · bookworm
2.19.3+dfsg-1+deb12u1· arm64 · bookwormNot affected
nvd · botan · debian · bookworm
- [libbotan-2-dev]Not affected
Source package: [botan]
Details (2)
2.19.3+dfsg-1+deb12u1· amd64 · bookwormNot affected
nvd · botan · debian · bookworm
2.19.3+dfsg-1+deb12u1· arm64 · bookwormNot affected
nvd · botan · debian · bookworm
- [libbotan-2-doc]Not affected
Source package: [botan]
Details (2)
2.19.3+dfsg-1+deb12u1· all · bookwormNot affected
nvd · botan · debian · bookworm
2.19.3+dfsg-1+deb12u1· all · bookwormNot affected
nvd · botan · debian · bookworm
- [python3-botan]Not affected
Source package: [botan]
Details (2)
2.19.3+dfsg-1+deb12u1· amd64 · bookwormNot affected
nvd · botan · debian · bookworm
2.19.3+dfsg-1+deb12u1· arm64 · bookwormNot affected
nvd · botan · debian · bookworm
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-32883]
- [https://osv.dev/vulnerability/ALPINE-CVE-2026-32883]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-32883]
- [https://security-tracker.debian.org/tracker/CVE-2026-32883]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32883.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]