CVE-2026-15236

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

The Gallery for Google Photos WordPress plugin before 1.2.1 does not properly restrict access to the stored third-party OAuth credentials of the connected account, exposing the persistent access and refresh tokens to unauthenticated users and allowing long-term compromise of the linked account.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

August 2, 2026

Last Modified

August 3, 2026

Advisory Details (1)

Auto-updated Aug 3, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Gallery for Google Photos < 1.2.1 – Unauthenticated Google OAuth Token Disclosure | CVE 2026-15236 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/bfec461b-0dfa-48c6-84c1-6ea38a7d4546/

Vendor Advisories for CVE-2026-15236(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 27× in last 7d / 74× 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 07:48 UTCGHSA enrichment
  2. 2026-08-19 19:25 UTCEG score recompute
  3. 2026-08-19 19:25 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 06:48 UTCGHSA enrichment
  6. 2026-08-18 18:21 UTCEG score recompute
  7. 2026-08-18 18:21 UTCGHSA enrichment
  8. 2026-08-18 13:48 UTCEPSS rescore
  9. 2026-08-18 05:30 UTCGHSA enrichment
  10. 2026-08-17 17:01 UTCEG score recompute
  11. 2026-08-17 17:01 UTCGHSA enrichment
  12. 2026-08-17 13:47 UTCEPSS rescore
  13. 2026-08-17 04:37 UTCGHSA enrichment
  14. 2026-08-16 16:13 UTCEG score recompute
  15. 2026-08-16 16:13 UTCGHSA enrichment
  16. 2026-08-16 14:56 UTCEPSS rescore
  17. 2026-08-16 03:50 UTCEG score recompute
  18. 2026-08-16 03:50 UTCGHSA enrichment
  19. 2026-08-16 02:14 UTCEPSS rescore
  20. 2026-08-15 15:26 UTCGHSA enrichment
  21. 2026-08-15 03:02 UTCEG score recompute
  22. 2026-08-15 03:02 UTCGHSA enrichment
  23. 2026-08-15 01:30 UTCEPSS rescore
  24. 2026-08-14 14:38 UTCGHSA enrichment
  25. 2026-08-14 02:15 UTCEG score recompute
Show 49 more
  1. 2026-08-14 02:15 UTCGHSA enrichment
  2. 2026-08-13 22:00 UTCEPSS rescore
  3. 2026-08-13 13:51 UTCGHSA enrichment
  4. 2026-08-13 01:27 UTCEG score recompute
  5. 2026-08-13 01:27 UTCGHSA enrichment
  6. 2026-08-12 13:50 UTCEPSS rescore
  7. 2026-08-12 13:04 UTCGHSA enrichment
  8. 2026-08-12 00:40 UTCEG score recompute
  9. 2026-08-12 00:40 UTCGHSA enrichment
  10. 2026-08-11 13:42 UTCEPSS rescore
  11. 2026-08-11 12:16 UTCEG score recompute
  12. 2026-08-11 12:16 UTCGHSA enrichment
  13. 2026-08-11 00:00 UTCEPSS rescore
  14. 2026-08-10 23:53 UTCGHSA enrichment
  15. 2026-08-10 11:29 UTCGHSA enrichment
  16. 2026-08-09 23:05 UTCEG score recompute
  17. 2026-08-09 23:05 UTCGHSA enrichment
  18. 2026-08-09 13:46 UTCEPSS rescore
  19. 2026-08-09 10:41 UTCGHSA enrichment
  20. 2026-08-08 22:18 UTCEG score recompute
  21. 2026-08-08 22:18 UTCGHSA enrichment
  22. 2026-08-08 16:37 UTCEPSS rescore
  23. 2026-08-08 09:54 UTCGHSA enrichment
  24. 2026-08-07 21:31 UTCEG score recompute
  25. 2026-08-07 21:31 UTCGHSA enrichment
  26. 2026-08-07 09:07 UTCGHSA enrichment
  27. 2026-08-06 20:43 UTCEG score recompute
  28. 2026-08-06 20:43 UTCGHSA enrichment
  29. 2026-08-06 13:46 UTCEPSS rescore
  30. 2026-08-06 08:19 UTCGHSA enrichment
  31. 2026-08-05 19:56 UTCEG score recompute
  32. 2026-08-05 19:56 UTCGHSA enrichment
  33. 2026-08-05 19:17 UTCEPSS rescore
  34. 2026-08-05 07:31 UTCGHSA enrichment
  35. 2026-08-04 19:08 UTCEG score recompute
  36. 2026-08-04 19:08 UTCGHSA enrichment
  37. 2026-08-04 15:10 UTCEPSS rescore
  38. 2026-08-04 10:38 UTCEPSS rescore
  39. 2026-08-04 06:44 UTCEG score recompute
  40. 2026-08-04 06:44 UTCGHSA enrichment
  41. 2026-08-03 18:17 UTCGHSA enrichment
  42. 2026-08-03 17:55 UTCEG score recompute▲ 7.50
  43. 2026-08-03 17:55 UTCGHSA enrichment
  44. 2026-08-03 17:53 UTCMITRE cvelistV5CVSS v3 → 7.5 · severity → HIGH
  45. 2026-08-03 10:35 UTCEPSS rescore
  46. 2026-08-02 06:36 UTCGHSA enrichment
  47. 2026-08-02 06:35 UTCNVD update
  48. 2026-08-02 06:06 UTCEG score recompute
  49. 2026-08-02 06:04 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15236?
CVE-2026-15236 is a high vulnerability published on August 2, 2026. The Gallery for Google Photos WordPress plugin before 1.2.1 does not properly restrict access to the stored third-party OAuth credentials of the connected account, exposing the persistent access and refresh tokens to unauthenticated users and allowing long-term compromise of the linked account.
When was CVE-2026-15236 disclosed?
CVE-2026-15236 was first published in the National Vulnerability Database on August 2, 2026, with the most recent update on August 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15236 actively exploited?
CVE-2026-15236 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 79.5% of all scored CVEs.
What is the CVSS score of CVE-2026-15236?
CVE-2026-15236 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-15236?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15236, 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

Explore the affected products and dependency analysis for CVE-2026-15236

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