01 Record
CVE-2026-12382
Aap-gateway: missing requestheaderstoremove allows mtls bypass via subject header spoofing
HighPUBLISHEDCNA: redhat
CNA base score8.2 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
02 Description
Aap-gateway: missing requestheaderstoremove allows mtls bypass via subject header spoofing
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.46% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 39.9% of scored records. A rank, not a probability.
- NVD base score
- 8.2 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-08-12.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-15 17:21Z3 MO AGO
- Last updated
- 2026-08-12 17:34Z2 MO AGO
- Reserved
- 2026-06-16
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
- Weaknesses
- CWE-290Authentication Bypass by SpoofingBase
- Data version
- 5.2
- Document digest
- 52a3a21078fdb7ed1042c61744e7d9edbeb924f450e8ae5e8a47b5483a81fee8
05 Affected products
VendorProductVersionsPlatforms
06 References
- access.redhat.comRHSA-2026:13508https://access.redhat.com/errata/RHSA-2026:13508
- access.redhat.comRHSA-2026:13545https://access.redhat.com/errata/RHSA-2026:13545
- access.redhat.comRHSA-2026:42078https://access.redhat.com/errata/RHSA-2026:42078
- access.redhat.comRHSA-2026:42142https://access.redhat.com/errata/RHSA-2026:42142
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-12382
- bugzilla.redhat.comRHBZ#2489126https://bugzilla.redhat.com/show_bug.cgi?id=2489126