CVE-2026-100870

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.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.31% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 23.7% of scored records. A rank, not a probability.

NVD base score

8.7 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-09-30.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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.

Published

2026-09-27 13:09Z1 MO AGO

Last updated

2026-10-06 13:36Z23 DAYS AGO

Reserved

2026-09-27

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

High (CVSS 8.7)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weaknesses

• CWE-640Weak Password Recovery Mechanism for Forgotten PasswordBase

Data version

5.2

Document digest

2614e429ee24457d52a02dd31ee9f99ca89e20850c138f894be65efa637e8dbf

• github.comGitHub Security Advisory (GHSA-77w3-2367-7xvq)https://github.com/Sylius/Sylius/security/advisories/GHSA-77w3-2367-7xvqvendor-advisory
• github.comhttps://github.com/Sylius/Sylius/pull/19215patchissue-tracking
• github.comhttps://github.com/Sylius/Sylius/commit/1255d75b20d3d88a5e5c8d46791504134c838480patch
• github.comSylius v2.2.9 Release Noteshttps://github.com/Sylius/Sylius/releases/tag/v2.2.9release-notes
• github.comhttps://github.com/Sylius/Syliusproduct
• www.vulncheck.comVulnCheck Advisory: Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Headerhttps://www.vulncheck.com/advisories/sylius-before-1.12.25-1.13.17-1.14.20-2.1.16-and-2.2.9-admin-password-reset-poisoning-via-host-headerthird-party-advisory