CVE-2026-48526
HighAdvisory
Published 28 May 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.4
- base score, highest
- EPSS
- 0.004
- 33rd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 262
- of 17,781 indexed, latest versions
- Container images
- 255
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed
Carried by container images the latest versions of 262 of 17,781 indexed charts deploy, on 255 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| pyjwtpypi | 1.4.2, 1.5.3, 1.6.1, 1.6.4+16 more | 2.13.0 | 254 |
| pyjwtdeb | 1.7.1-2ubuntu2.1, 2.3.0-1, 2.3.0-1ubuntu0.2, 2.3.0-1ubuntu0.3+5 more | no fix listed | 37 |
- OSV records
- DEBIAN-CVE-2026-48526GHSA-xgmm-8j9v-c9wxUBUNTU-CVE-2026-48526
- Also known as
- PYSEC-2026-179
Charts affected
262 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| the0the0Verified publisher | 0.9.8 | 1 of 9See more | 7,248 |
| jupyterhubuninettsigma2 | 1.6.0 | 1 of 5See more | 8,607 |
| opencloudunxwaresVerified publisher | 0.2.3 | 1 of 13See more | 45,239 |
| simple-prima-notavcnngrVerified publisher | 0.5.3 | 1 of 4See more | 4,768 |
| browserlessvictorlane | 0.2.0 | 1 of 1See more | 4,305 |
| twenty-crmvictorlane | 0.0.1 | 1 of 3See more | 13,459 |
| wazuhwazuh-helm-eksVerified publisher | 1.2.10 | 1 of 6See more | 5,484 |
| supersetwbstack | 0.1.0 | 1 of 1See more | 7,085 |
| juicefs-csi-driverwenerme | 0.32.5 | 1 of 5See more | 9,117 |
| ceph-csi-cephfswikimedia | 0.1.8 | 1 of 5See more | 10,285 |
| ceph-csi-rbdwikimedia | 0.1.13 | 1 of 6See more | 11,784 |
| zoo-project-druzoo-projectOfficialVerified publisher | 0.10.4 | 1 of 6See more | 7,849 |
Container images carrying it
255 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| clowder/ | bf146f1ca24f | pyjwt | 2.13.0 | 1 |
| codecov/ | 0475cb1c3136 | pyjwt | 2.13.0 | 1 |
| codecov/ | 837f546b479b | pyjwt | 2.13.0 | 1 |
| datadog/ | 8f20e56b5311 | pyjwt | 2.13.0 | 1 |
| datadog/ | aad9994de6a7 | pyjwt | 2.13.0 | 1 |
| datamate/ | 2dd66b722464 | pyjwt pyjwt | no fix listed 2.13.0 | 1 |
| ddosify/ | a43c5155fa1c | pyjwt | 2.13.0 | 1 |
| ddosify/ | e5be48b37348 | pyjwt | 2.13.0 | 1 |
| ddosify/ | 3c11e3182652 | pyjwt | 2.13.0 | 1 |
| ddosify/ | ac323d52bfb4 | pyjwt | 2.13.0 | 1 |
| devopshq/ | 30e093bffa91 | pyjwt | 2.13.0 | 1 |
| dpage/ | 18cd5711fc9a | pyjwt | 2.13.0 | 1 |
| dpage/ | 37946e4f3e7b | pyjwt | 2.13.0 | 1 |
| dpage/ | 50700ac17936 | pyjwt | 2.13.0 | 1 |
| dpage/ | 52cb72a9e3da | pyjwt | 2.13.0 | 1 |
| dpage/ | 561c1f8f99f2 | pyjwt | 2.13.0 | 1 |
| evk02/ | ef6ff257ef35 | pyjwt | 2.13.0 | 1 |
| fiware/ | 29456835bb2c | pyjwt pyjwt | no fix listed 2.13.0 | 1 |
| fiware/ | c3c1c8ccfb45 | pyjwt | 2.13.0 | 1 |
| flagsmith/ | fd58556339a4 | pyjwt | 2.13.0 | 1 |
| flanksource/ | 689687a7cf95 | pyjwt | 2.13.0 | 1 |
| frankescobar/ | 8a4d7e9308de | pyjwt | 2.13.0 | 1 |
| frankescobar/ | cafa03b94dac | pyjwt | 2.13.0 | 1 |
| galaxy/ | e5c265fe9fcd | pyjwt | 2.13.0 | 1 |
| galaxy/ | e50a890e24c9 | pyjwt | 2.13.0 | 1 |
| gethue/ | 11b649636e68 | pyjwt | 2.13.0 | 1 |
| gethue/ | 5702b2c37ff9 | pyjwt | 2.13.0 | 1 |
| gethue/ | 7d5c1b9f8a79 | pyjwt | 2.13.0 | 1 |
| getsentry/ | 6ac37974fd2a | pyjwt | 2.13.0 | 1 |
| gpappsoft/ | af7841adad26 | pyjwt | 2.13.0 | 1 |
| grafana/ | 499851658393 | pyjwt | 2.13.0 | 1 |
| hayk96/ | 86377705e9e3 | pyjwt | 2.13.0 | 1 |
| heartexlabs/ | aa461572e8f9 | pyjwt | 2.13.0 | 1 |
| helmforge/ | 61f759a1421f | pyjwt | 2.13.0 | 1 |
| helmforge/ | fcb7017327d6 | pyjwt | 2.13.0 | 1 |
| hhyo/ | 1aa41843419e | pyjwt | 2.13.0 | 1 |
| homeassistant/ | 021e2afc6e57 | pyjwt | 2.13.0 | 1 |
| homeassistant/ | 5a531753cea9 | pyjwt | 2.13.0 | 1 |
| homeassistant/ | 8d000332b09b | pyjwt | 2.13.0 | 1 |
| i4trust/ | 9f3719176893 | pyjwt | 2.13.0 | 1 |
| improwised/ | 97280b55cbd4 | pyjwt | 2.13.0 | 1 |
| intelowlproject/ | 0b22e547ea6b | pyjwt | 2.13.0 | 1 |
| jertel/ | 4dcc0ef93efc | pyjwt | 2.13.0 | 1 |
| jmferrer/ | 030f68ec6998 | pyjwt | 2.13.0 | 1 |
| john19968010/ | 31a90f6bd69c | pyjwt | 2.13.0 | 1 |
| juicedata/ | 95008ba63318 | pyjwt pyjwt | no fix listed 2.13.0 | 1 |
| jupyterhub/ | 5a0ceed1300a | pyjwt | 2.13.0 | 1 |
| jupyterhub/ | b6b4a1a34bf0 | pyjwt | 2.13.0 | 1 |
| jupyterhub/ | e4770285aaf7 | pyjwt | 2.13.0 | 1 |
| jupyterhub/ | e3e6f3051df8 | pyjwt | 2.13.0 | 1 |