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PatchSiren cyber security CVE debrief

CVE-2022-29464 WSO2 CVE debrief

CVE-2022-29464 is a WSO2 multiple-products vulnerability described as an unrestrictive file upload issue. CISA added it to the Known Exploited Vulnerabilities catalog on 2022-04-25 and marked it as having known ransomware campaign use, which makes this a high-priority remediation item for any organization running affected WSO2 software.

Vendor
WSO2
Product
Multiple Products
CVSS
CRITICAL 9.8
CISA KEV
Listed
Original CVE published
2022-04-25
Original CVE updated
2026-09-26
Advisory published
2026-09-26
Advisory updated
2026-09-26

Who should care

Security, platform, and operations teams responsible for WSO2 multiple-product deployments should treat this as urgent, especially if they manage systems that are not yet confirmed patched or inventory-complete.

Technical summary

The supplied public description identifies CVE-2022-29464 as an unrestrictive upload of file vulnerability in WSO2 multiple products. The CISA KEV entry confirms active exploitation in the wild and notes known ransomware campaign use, but the supplied corpus does not provide additional technical detail about affected versions, exact attack flow, or vendor-specific patch identifiers. The safest defensive assumption is that exposed WSO2 installations need immediate vendor-directed updating and verification.

Defensive priority

Urgent

Recommended defensive actions

  • Apply updates per vendor instructions as soon as possible.
  • Confirm whether any WSO2 multiple-product instances are present in your environment.
  • Prioritize remediation for systems not yet verified as patched or fully inventoried.
  • Validate that the relevant WSO2 deployments are no longer vulnerable after updating.
  • Track the CISA KEV due date of 2022-05-16 as the remediation deadline for this item.

Evidence notes

This debrief is based only on the supplied source corpus and official links. The CISA Known Exploited Vulnerabilities source item names the issue as “WSO2 Multiple Products Unrestrictive Upload of File Vulnerability,” lists WSO2 as the vendor project, marks the item as a KEV entry, and records known ransomware campaign use. The CVE and NVD links are included as official reference points, but the corpus does not provide more detailed technical specifics beyond the vulnerability naming and KEV status.

Sources and references

Verified primary and authoritative sources

  • CVE-2022-29464 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2022-29464

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2022-29464 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2022-29464

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.first.org/epss/

    first_epss

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.