# OPENSUSE-SU-2026:22074-1: python-PyJWT security update

OPENSUSE-SU-2026:22074-1, released November 7, 2026, fixes 10 CVEs in python-PyJWT (version 2.12.1-160000.3.1). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/opensuse-su-2026-22074-1
- Platform: Linux
- Released: Nov 7, 2026
- Priority: Urgent (Closes CVE-2026-102268, rated Critical)
- CVEs: 10, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/openSUSE-SU-2026:22074-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [python-PyJWT](https://patchblox.com/security/data/product/linux/python-pyjwt.md) | opensuse-leap 16.0 | 2.12.1-160000.3.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-102268](https://patchblox.com/security/data/cve/CVE-2026-102268.md) | Urgent | PyJWT: Asymmetric-PEM detection bypass: whitespace/line-ending-mutated public keys skip the HS/asymmetric confusion guard | 9.1 | 0.0024 |  |
| [CVE-2026-102274](https://patchblox.com/security/data/cve/CVE-2026-102274.md) | High | PyJWT: Malformed RSA JWK aborts parsing of an entire JWK Set | 7.5 | 0.0055 |  |
| [CVE-2026-101917](https://patchblox.com/security/data/cve/CVE-2026-101917.md) | High | PyJWT: PyJWKClient still amplifies unauthenticated JWKS fetches on unknown kid values (incomplete fix of CVE-2026-48524) | 7.5 | 0.0043 |  |
| [CVE-2026-101918](https://patchblox.com/security/data/cve/CVE-2026-101918.md) | High | PyJWT: Unauthenticated RecursionError DoS in pre-verification payload parse (PyJWKClient.get_signing_key_from_jwt / verify_signature=False) | 7.5 | 0.0041 |  |
| [CVE-2026-102271](https://patchblox.com/security/data/cve/CVE-2026-102271.md) | High | PyJWT: Public keys in DER form are accepted as HMAC secrets, bypassing the CVE-2022-29217 guard | 9.1 | 0.0022 |  |
| [CVE-2026-102275](https://patchblox.com/security/data/cve/CVE-2026-102275.md) | High | PyJWT accepts inconsistent OKP x/d JWKs, causing public/private key identity confusion | 8.2 | 0.0017 |  |
| [CVE-2026-102267](https://patchblox.com/security/data/cve/CVE-2026-102267.md) | High | PyJWT: PyJWKClient follows redirects when fetching JWKS | 9.1 | 0.0016 |  |
| [CVE-2026-103001](https://patchblox.com/security/data/cve/CVE-2026-103001.md) | Routine | PyJWT.decode() reintroduces options-dict mutation, enabling silent claim-verification bypass on dict reuse | 6.5 | 0.0026 |  |
| [CVE-2026-102270](https://patchblox.com/security/data/cve/CVE-2026-102270.md) | Routine | PyJWT: ReDoS vulnerability when calling the `is_pem_format` function. | 4.9 | 0.0025 |  |
| [CVE-2026-102269](https://patchblox.com/security/data/cve/CVE-2026-102269.md) | Routine | PyJWT: Non-canonical signature segments enable raw-token revocation bypass | 5.4 | 0.0022 |  |

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Data as of 2026-11-10T13:56:55Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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