01 Record
CVE-2026-86412
server-set cookie erases cookie jar
UnratedPUBLISHEDCNA: curl
CNA base scoreUnratedNo CNA CVSS vector
02 Description
server-set cookie erases cookie jar
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.26% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 18.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-22.
- Red Hat severity
- Low. 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
- 2026-10-20 20:03Z8 DAYS AGO
- Last updated
- 2026-10-20 20:03Z8 DAYS AGO
- Reserved
- 2026-09-07
- Assigning CNA
- curl
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-754Improper Check for Unusual or Exceptional ConditionsClass
- Data version
- 5.2
- Document digest
- 737a3dc38d35ced7301d10417edfa5115cfa1f5f251e6c5a27b8222304f9aa8c
05 Affected products
VendorProductVersionsPlatforms
06 References
- curl.sejsonhttps://curl.se/docs/CVE-2026-86412.json
- curl.sewwwhttps://curl.se/docs/CVE-2026-86412.html
- hackerone.comissuehttps://hackerone.com/reports/3973201
07 Fixed in
Debian 14
- curl No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- curl Fixed in 8.18.0-1ubuntu2.8
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- curl Fixed in 8.20.0-2ubuntu11.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.