CVE-2023-33189

criticalpriority · track · 39EPSS 0.009 · 60 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.92% (60th) EPSS

CVSS 9.8 · critical

Is it mine?

18 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-28

Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Nsecondary · ENISA EU

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Nsecondary · security-advisories@github.comexploitability 3.9 · impact 5.8

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Nsecondary · OSV

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-285USCWE-285US

affected products (18)

Products and version ranges known to be affected.

pomerium pomerium≤ < 0.17.4enisa_euvdEU
pomerium pomerium0.18.0, → 0.18.1enisa_euvdEU
pomerium pomerium0.19.0, → 0.19.2enisa_euvdEU
pomerium pomerium0.20.0, → 0.20.1enisa_euvdEU
pomerium pomerium0.21.0, → 0.21.4enisa_euvdEU
pomerium pomerium0.22.0, → 0.22.2enisa_euvdEU
pomerium pomerium< 0.17.4nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
pomerium pomerium= 0.18.0nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
pomerium pomerium0.19.0 → 0.19.2nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
pomerium pomerium= 0.20.0nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
pomerium pomerium0.21.0 → 0.21.4nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
pomerium pomerium0.22.0 → 0.22.2nvdUScpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*
Go github.com/pomerium/pomerium< 0.17.4osvUSpkg:golang/github.com/pomerium/pomerium
Go github.com/pomerium/pomerium0.18.0 → 0.18.1osvUSpkg:golang/github.com/pomerium/pomerium
Go github.com/pomerium/pomerium0.19.0 → 0.19.2osvUSpkg:golang/github.com/pomerium/pomerium
Go github.com/pomerium/pomerium0.20.0 → 0.20.1osvUSpkg:golang/github.com/pomerium/pomerium
Go github.com/pomerium/pomerium0.21.0 → 0.21.4osvUSpkg:golang/github.com/pomerium/pomerium
Go github.com/pomerium/pomerium0.22.0 → 0.22.2osvUSpkg:golang/github.com/pomerium/pomerium

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-pvrc-wvj2-f59pPomerium vulnerable to Incorrect Authorization with specially crafted requests2023-05-26ghsa · osvUS
### Impact With specially crafted requests, incorrect authorization decisions may be made by Pomerium. ### Patches We are releasing patch fixes to address this vulnerability going back to `v0.17.X`. Please upgrade to: - v0.22.2 - v0.21.4 - v0.20.1 - v0.19.2 - v0.18.1 - v0.17.4 ### For more information If you have any questions or comments about this advisory: - Open an issue in [pomerium/pomerium](https://github.com/pomerium/pomerium/issues) - Email us at [security@pomerium.com](mailto:security@pomerium.com)
GO-2023-1800Pomerium vulnerable to Incorrect Authorization with specially crafted requests in github.com/pomerium/pomerium2024-08-20vendor · osvUS
Pomerium vulnerable to Incorrect Authorization with specially crafted requests in github.com/pomerium/pomerium

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2023-05-30modified 2026-06-17

references (25)

External citations — patches, advisories, analysis.

scry

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