No exploitation reportedFix available

CVE-2026-25198

Q: Is CVE-2026-25198 actively exploited?

Active exploitation of CVE-2026-25198 has not been confirmed. Its EPSS score was 0.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2026-25198?

CVE-2026-25198 has a CVSS v3 base score of 4.7 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

No exploitation reported by the sources we read.

Published2026-02-05
Fixed in3.1.1
WeaknessCWE-601

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

web2py versions 2.27.1-stable+timestamp.2023.11.16.08.03.57 and prior contain an open redirect vulnerability. If this vulnerability is exploited, the user may be redirected to an arbitrary website when accessing a specially crafted URL. As a result, the user may become a victim of a phishing attack.

Timeline

dates in UTC

2026-02-0508:16CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-25198?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-25198?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV

web2py

Branch	Affected	Fixed in	Source
3.1	< 3.1.1	3.1.1	OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update web2py to 3.1.1

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2026-02-05
OpenCVESSVC decisionnone—
CNACVSS 4.05.1read 2026-10-23
CNACVSS 3.04.7read 2026-10-23
CNAweakness (CWE)CWE-601read 2026-10-23
FIRST EPSSEPSS score0.3 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
CVSS 4.0 vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/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
Published: 2026-02-05
Last Modified: 2026-06-17
NVD status: Deferred

Frequently asked questions

What is CVE-2026-25198?

Is CVE-2026-25198 actively exploited?

Active exploitation of CVE-2026-25198 has not been confirmed. Its EPSS score was 0.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-25198?

CVE-2026-25198 has a CVSS v3 base score of 4.7 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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