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CVE-2024-58136

Exploited in the wild. In CISA KEV since 2025‑05‑02. Fixed in 2.0.52.

CVSS 3.19.0CriticalEPSS percentile99th88% chance in 30 daysCISA KEVListedsince 2025-05-02, due 2025-05-23
No public exploit knownFix2.0.52Upgrade to this build

Published Updated Sources: CVE.org, NVD, GitHub, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • yiiframework YiiAffected: ≥ 2, < 2.0.52Upgrade to: 2.0.52Stated by: CVE record
  • Packagist yiisoft/yii2Affected: < 2.0.52Upgrade to: 2.0.52Stated by: GitHub advisory
  • YiiAffected: до 2.0.52Upgrade to: not statedStated by: BDU

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free Nuclei check exists for this CVE. Run it against your hosts.Is your organisation exposed?Discuss checks for your systems with a specialist. Scope is agreed before testing.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened.

What it is

From the CVE record

Yii 2 before 2.0.52 mishandles the attaching of behavior that is defined by an __class array key, a CVE-2024-4990 regression, as exploited in the wild in February through April 2025.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS99th
CISA KEV
CISA KEV

Listed as exploited in the wild since 2025-05-02.

US federal agencies must remediate by 2025-05-23.

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

88% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

6 events over 330 days, from the signal feeds we watch.

  1. Nuclei check added
  2. Patch availablerecord updated
  3. Added to CISA KEV
  4. Publishedweakness classified

Affected products

And 1 more affected product. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Scored 9.0 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)

Impact if exploited

  • Confidentiality HighTotal information disclosure — all data in the component is compromised
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

Sources

References in the record

And 11 more references. See all after sign-in

Watch the software you run.

My Stack ranks new CVEs for your products by real-world exploitation, so the next exploited one reaches you without reading every advisory.

We'll flag the next CVE, public exploit or patch for Yii, not every advisory. This one: actively exploited.