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Vulnerability record · CVE-2021-24192 · published 14 May 2021

CVE-2021-24192: Sitemap project sitemap improper authorization vulnerability

Sitemap Project · Sitemap

Low privileged users can use the AJAX action 'cp_plugins_do_button_job_later_callback' in the Tree Sitemap WordPress plugin before 2.9, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE.

8.8 CVSS 3.1 High EPSS 1.3% · top 30.2% CWE-285 · Improper authorization
8.8CVSS 3.1 base score, v2 6.5
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Low privileged users can use the AJAX action 'cp_plugins_do_button_job_later_callback' in the Tree Sitemap WordPress plugin before 2.9, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c ExploitPatchThird Party Advisory
https://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c ExploitPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2022-0952Sitemap project sitemap cross-site request forgery vulnerabilityThe Sitemap by click5 WordPress plugin before 1.0.36 does not have authorisation and CSRF checks when updating options via a REST endpoint, and does …EPSS 11%5.4CVE-2022-4545Sitemap project sitemap vulnerabilityThe Sitemap WordPress plugin before 4.4 does not validate and escape some of its shortcode attributes before outputting them back in the page, which …EPSS 0.47%8.8CVE-2026-58704Android Cellular Modem improper authorization allows adjacent privilege escalationAndroid's Cellular Modem component contains a logic error that bypasses permission checks, allowing an attacker within radio/adjacent range to escala…KEVEPSS 0.59%analysed9.8CVE-2021-28799QNAP HBS 3 improper authorization allows remote loginQNAP Hybrid Backup Sync 3 (HBS 3) contains an improper authorization flaw that lets remote attackers log in to the NAS device. The issue affects mult…KEVEPSS 78%analysed

Source: NIST National Vulnerability Database (record CVE-2021-24192), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.