CVE-2023-29509

CRITICALNVD 9.99.9—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.9 under NVD CVSS v3. EPSS exploit probability: 36.1%, top 3% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Weaponized
9.9
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 76%
CISA-KEV: Not listedEPSS: 76%CVSS: 9.9Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

XWiki Commons are technical libraries common to several other top level XWiki projects. Any user with view rights on commonly accessible documents can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the documentTree macro parameters in This macro is installed by default in FlamingoThemesCode.WebHome. This page is installed by default. The vulnerability has been patched in XWiki 13.10.11, 14.4.7 and 14.10.

CVSS v3
9.9
EG Score
9.9(medium)
EPSS
99.5%
KEV
Not listed

Published

April 16, 2023

Last Modified

November 21, 2024

Advisory Details (3)

Auto-updated Jul 21, 2026
Patch available. Sources: github_commit, github.
generic

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https://jira.xwiki.org/browse/XWIKI-20279
github Patch Available

Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in org.xwiki.platform:xwiki-platform-flamingo-theme-ui · Advisory · xwiki/xwiki-platform · GitHub

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-f4v8-58f6-mwj4
github_commit Patch Available

commit 80d5be36f700 (xwiki/xwiki-platform)

Patch available: xwiki/xwiki-platform xwiki-platform-16.10.16 (contains commit 80d5be36f700)

https://github.com/xwiki/xwiki-platform/commit/80d5be36f700adcd56b6c8eb3ed8b973f62ec0ae

Affected Packages

(1 across 1 ecosystem)
Maven(1)
PackageVulnerable rangeFixed inDependents
org.xwiki.platform:xwiki-platform-flamingo-theme-ui—14.10—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 4× in last 7d / 23× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-22 14:06 UTCEPSS rescore
  3. 2026-07-20 17:06 UTCEPSS rescore
  4. 2026-07-15 22:53 UTCOSV refresh
  5. 2026-07-15 16:56 UTCEPSS rescore
  6. 2026-07-15 16:56 UTCEPSS rescore
  7. 2026-07-13 06:11 UTCEPSS rescore
  8. 2026-07-13 06:11 UTCEPSS rescore
  9. 2026-07-11 08:25 UTCEPSS rescore
  10. 2026-07-11 08:25 UTCEPSS rescore
  11. 2026-07-07 13:44 UTCEPSS rescore
  12. 2026-07-05 02:28 UTCEPSS rescore
  13. 2026-07-02 16:59 UTCEPSS rescore
  14. 2026-06-30 23:21 UTCEPSS rescore
  15. 2026-06-30 23:21 UTCEPSS rescore
  16. 2026-06-29 14:05 UTCEPSS rescore
  17. 2026-06-28 04:54 UTCEPSS rescore
  18. 2026-06-27 23:34 UTCOSV refresh
  19. 2026-06-27 03:07 UTCEPSS rescore
  20. 2026-06-25 13:48 UTCEPSS rescore
  21. 2026-06-25 13:48 UTCEPSS rescore
  22. 2026-06-23 21:31 UTCEPSS rescore
  23. 2026-06-23 21:31 UTCEPSS rescore
  24. 2026-06-21 01:58 UTCEPSS rescore
  25. 2026-06-21 01:58 UTCEPSS rescore
Show 41 more
  1. 2026-06-19 19:24 UTCEPSS rescore
  2. 2026-06-19 19:24 UTCEPSS rescore
  3. 2026-06-17 17:51 UTCEPSS rescore
  4. 2026-06-17 17:51 UTCEPSS rescore
  5. 2026-06-15 17:47 UTCEPSS rescore
  6. 2026-06-14 23:16 UTCEPSS rescore
  7. 2026-06-13 22:59 UTCEPSS rescore
  8. 2026-06-13 22:59 UTCEPSS rescore
  9. 2026-06-12 23:10 UTCEPSS rescore
  10. 2026-06-11 13:59 UTCEPSS rescore
  11. 2026-06-10 22:17 UTCEPSS rescore
  12. 2026-06-10 13:21 UTCEPSS rescore
  13. 2026-06-10 13:21 UTCEPSS rescore
  14. 2026-06-10 10:17 UTCOSV refresh
  15. 2026-06-07 15:23 UTCEPSS rescore
  16. 2026-06-07 15:23 UTCEPSS rescore
  17. 2026-06-06 13:46 UTCEPSS rescore
  18. 2026-06-06 13:46 UTCEPSS rescore
  19. 2026-06-05 22:46 UTCEPSS rescore
  20. 2026-06-05 22:46 UTCEPSS rescore
  21. 2026-06-05 06:09 UTCEPSS rescore
  22. 2026-06-05 06:09 UTCEPSS rescore
  23. 2026-06-04 13:11 UTCEPSS rescore
  24. 2026-06-04 13:11 UTCEPSS rescore
  25. 2026-06-02 20:12 UTCEPSS rescore
  26. 2026-06-02 20:12 UTCEPSS rescore
  27. 2026-06-02 20:12 UTCEPSS rescore
  28. 2026-05-31 22:29 UTCEPSS rescore
  29. 2026-05-31 22:29 UTCEPSS rescore
  30. 2026-05-31 22:29 UTCEPSS rescore
  31. 2026-05-31 00:15 UTCEPSS rescore
  32. 2026-05-31 00:15 UTCEPSS rescore
  33. 2026-05-29 13:43 UTCEPSS rescore
  34. 2026-05-28 13:43 UTCEPSS rescore
  35. 2026-05-28 13:43 UTCEPSS rescore
  36. 2026-05-27 13:39 UTCEPSS rescore
  37. 2026-05-27 13:39 UTCEPSS rescore
  38. 2026-05-26 07:18 UTCEPSS rescore
  39. 2026-05-26 07:18 UTCEPSS rescore
  40. 2026-05-26 07:17 UTCEPSS rescore
  41. 2026-05-25 02:57 UTCEG score recompute

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-29509?
CVE-2023-29509 is a critical vulnerability published on April 16, 2023. XWiki Commons are technical libraries common to several other top level XWiki projects. Any user with view rights on commonly accessible documents can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of…
When was CVE-2023-29509 disclosed?
CVE-2023-29509 was first published in the National Vulnerability Database on April 16, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-29509 actively exploited?
CVE-2023-29509 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-29509?
CVE-2023-29509 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2023-29509?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-29509, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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