CVE-2026-10526

MEDIUMPre-NVD 5.85.8—
EchelonGraph scoreHIGH confidence

Score 5.8 from GitHub Security Advisory published 2026-08-04. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
5.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.8Exploit: None knownExposed: 0

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

The EmbedPress WordPress plugin before 4.6.1 does not validate user-supplied URLs before making server-side requests through unauthenticated endpoints, allowing unauthenticated attackers to induce the site to send HTTP requests to internal hosts and services that WordPress core URL validation does not cover (a blind Server-Side Request Forgery).

CVSS v3
5.8
EG Score
5.8(high)
EG Risk
26(Track)
EG Risk 26/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity58% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
14%
KEV
Not listed

Published

August 4, 2026

Last Modified

August 4, 2026

Advisory Details (1)

Auto-updated Aug 4, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

EmbedPress < 4.6.1 – Unauthenticated Blind SSRF | CVE 2026-10526 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/f4ce1f9c-6116-4166-b995-38a099197d86/

Vendor Advisories for CVE-2026-10526(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 17× in last 7d / 52× 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. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 20:49 UTCGHSA enrichment
  3. 2026-08-19 18:56 UTCEG score recompute
  4. 2026-08-19 18:56 UTCGHSA enrichment
  5. 2026-08-19 17:03 UTCEPSS rescore
  6. 2026-08-18 15:48 UTCEG score recompute
  7. 2026-08-18 15:48 UTCGHSA enrichment
  8. 2026-08-18 13:48 UTCEPSS rescore
  9. 2026-08-17 13:53 UTCEG score recompute
  10. 2026-08-17 13:53 UTCGHSA enrichment
  11. 2026-08-16 14:56 UTCEPSS rescore
  12. 2026-08-16 12:00 UTCEG score recompute
  13. 2026-08-16 12:00 UTCGHSA enrichment
  14. 2026-08-16 02:14 UTCEPSS rescore
  15. 2026-08-15 10:08 UTCEG score recompute
  16. 2026-08-15 10:08 UTCGHSA enrichment
  17. 2026-08-15 01:30 UTCEPSS rescore
  18. 2026-08-14 08:15 UTCEG score recompute
  19. 2026-08-14 08:15 UTCGHSA enrichment
  20. 2026-08-13 22:00 UTCEPSS rescore
  21. 2026-08-13 06:22 UTCEG score recompute
  22. 2026-08-13 06:22 UTCGHSA enrichment
  23. 2026-08-12 13:50 UTCEPSS rescore
  24. 2026-08-12 04:29 UTCEG score recompute
  25. 2026-08-12 04:29 UTCGHSA enrichment
Show 27 more
  1. 2026-08-11 13:42 UTCEPSS rescore
  2. 2026-08-11 02:36 UTCEG score recompute
  3. 2026-08-11 02:36 UTCGHSA enrichment
  4. 2026-08-10 23:59 UTCEPSS rescore
  5. 2026-08-10 00:43 UTCEG score recompute
  6. 2026-08-10 00:43 UTCGHSA enrichment
  7. 2026-08-09 13:46 UTCEPSS rescore
  8. 2026-08-08 22:51 UTCEG score recompute
  9. 2026-08-08 22:51 UTCGHSA enrichment
  10. 2026-08-08 16:37 UTCEPSS rescore
  11. 2026-08-07 20:58 UTCEG score recompute
  12. 2026-08-07 20:58 UTCGHSA enrichment
  13. 2026-08-06 19:05 UTCEG score recompute
  14. 2026-08-06 19:05 UTCGHSA enrichment
  15. 2026-08-06 13:46 UTCEPSS rescore
  16. 2026-08-05 19:17 UTCEPSS rescore
  17. 2026-08-05 17:12 UTCEG score recompute
  18. 2026-08-05 17:12 UTCGHSA enrichment
  19. 2026-08-04 15:20 UTCEG score recompute
  20. 2026-08-04 15:20 UTCGHSA enrichment
  21. 2026-08-04 15:09 UTCEPSS rescore
  22. 2026-08-04 14:48 UTCEG score recompute▲ 5.80
  23. 2026-08-04 14:48 UTCGHSA enrichment
  24. 2026-08-04 14:47 UTCMITRE cvelistV5CVSS v3 → 5.8 · severity → MEDIUM
  25. 2026-08-04 07:17 UTCNVD update
  26. 2026-08-04 06:35 UTCEG score recompute
  27. 2026-08-04 06:33 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-10526?
CVE-2026-10526 is a medium vulnerability published on August 4, 2026. The EmbedPress WordPress plugin before 4.6.1 does not validate user-supplied URLs before making server-side requests through unauthenticated endpoints, allowing unauthenticated attackers to induce the site to send HTTP requests to internal hosts and services that WordPress core URL validation does…
When was CVE-2026-10526 disclosed?
CVE-2026-10526 was first published in the National Vulnerability Database on August 4, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-10526 actively exploited?
CVE-2026-10526 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 86.1% of all scored CVEs.
What is the CVSS score of CVE-2026-10526?
CVE-2026-10526 has a CVSS v3.1 base score of 5.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-10526?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-10526, 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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