CVE-2022-3590

mediumpriority · track · 35EPSS 0.034 · 89 %ileexploit · PoCDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

3 exploits · PoC

Likely / severe?

3.43% (89th) EPSS

CVSS 5.9 · medium

Is it mine?

9 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-26

WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.

cvss

Technical severity, 0–10. One row per scoring source.

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.15.9mediumAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 2.2 · impact 3.6

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-367USprimaryCWE-367USCWE-918US

exploits (3)

Public proof-of-concept and weaponised exploit code.

affected products (9)

Products and version ranges known to be affected.

Open Source WordPress <= 6.1.1all versionscert_bundDEcpe:/a:wordpress:wordpress:6.1.1
WordPress WordPress≤ 4.1.30 ≤6.1.1enisa_euvdEU
WordPress Foundation WordPress4.1 → 6.2fstec_bduRU
wordpress wordpress= 4.1nvdUScpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
wordpress wordpress4.2 → 6.1.1nvdUScpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
Bitnami wordpress4.1.0 → 4.1.1osvUSpkg:bitnami/wordpress
Bitnami wordpress4.2.0 → 6.1.2osvUSpkg:bitnami/wordpress
Bitnami wordpress-multisite4.1.0 → 4.1.1osvUSpkg:bitnami/wordpress-multisite
Bitnami wordpress-multisite4.2.0 → 6.1.2osvUSpkg:bitnami/wordpress-multisite

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2022-2356WordPress: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2022-12-18csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in WordPress ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
BIT-wordpress-2022-3590WP <= 6.1.1 - Unauthenticated Blind SSRF via DNS Rebinding2024-03-06vendor · osvUS
WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.
BIT-wordpress-multisite-2022-3590WP <= 6.1.1 - Unauthenticated Blind SSRF via DNS Rebinding2024-03-06vendor · osvUS
WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund nvd NVD CVE.org MITRE

published 2022-12-14modified 2026-09-03

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+1055 more

references (7)

External citations — patches, advisories, analysis.

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