LIVE · cybersecurity feed
Live wire
ASOS Breach Reveals the Risks in Customer-Facing SaaSUnpatched AhsayCBS flaws exploited to deploy webshells, mine cryptoAI Training Critical as Governance Challenges GrowUS Disrupts Chinese State-Sponsored Hacking ToolsCitrix warns admins to patch new NetScaler RCE flaw immediatelyCisco Patches a Dozen Critical VulnerabilitiesCisco warns of critical flaws allowing Nexus switch takeoverCVE-2026-21589 · Exploitation attempts against critical Atlassian flaw have begun (CVE-2026-21589)Cyber experts call on CISA to create mandatory federal OT rulesGremlin Foresight AI finds system weaknesses and verifies the fixes
cve recordzero dayexploit reported

CVE-2026-77136

CVSS—
Severitynone
Weakness—
EPSS0.97%61.8th percentile
Exploited1 KEV source
patch window

Called exploited the same day it was disclosed.

Measured from the CVE publication date to the earliest of 1 KEV catalogue that list it.

The life of this vulnerability

  1. CVE published
  2. First KEV listingsame day
  3. Last sightingsame day

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources1 of 3
Listings differ by—
Strongest claimconfirmed

This rests on a single catalogue. No second catalogue corroborates the claim that it is being exploited. CIRCL is an aggregator and is not counted.

Public exploitation evidence

2 public reports collected from VulnCheck and CIRCL, first on Aug 25, 2026. Each links to its original source. We have not verified them.

Description

References

← Back to the CVE Tracker

Our coverage of CVE-2026-77136

CVE-2026-77136high

TYPO3 Powermail Extension Exploited Same Day CVE Published

CVE-2026-77136, a template engine vulnerability in TYPO3's Powermail extension, was reportedly exploited on the same day its CVE record was published. No patch window existed.