CVE-2026-57770

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-13. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Deserialization of Untrusted Data vulnerability in ThemeGoods Grand Photography grandphotography allows Object Injection.This issue affects Grand Photography: from n/a through <= 5.7.8.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

July 13, 2026

Last Modified

July 13, 2026

Advisory Details (1)

Auto-updated Jul 25, 2026
Patch available.
generic Patch Available

PHP Object Injection in WordPress Grand Photography Theme - Patchstack

https://patchstack.com/database/Wordpress/Theme/grandphotography/vulnerability/wordpress-grand-photography-theme-5-7-8-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-57770(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 23× in last 7d / 58× 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. 2026-07-27 14:14 UTCEPSS rescore
  2. 2026-07-27 11:25 UTCGHSA enrichment
  3. 2026-07-27 07:31 UTCGHSA enrichment
  4. 2026-07-27 03:35 UTCGHSA enrichment
  5. 2026-07-26 23:37 UTCGHSA enrichment
  6. 2026-07-26 19:43 UTCGHSA enrichment
  7. 2026-07-26 15:49 UTCEG score recompute
  8. 2026-07-26 15:49 UTCGHSA enrichment
  9. 2026-07-26 14:54 UTCEPSS rescore
  10. 2026-07-26 14:54 UTCEPSS rescore
  11. 2026-07-26 11:56 UTCEG score recompute
  12. 2026-07-26 11:56 UTCGHSA enrichment
  13. 2026-07-25 14:18 UTCEPSS rescore
  14. 2026-07-25 14:18 UTCEPSS rescore
  15. 2026-07-24 14:18 UTCEPSS rescore
  16. 2026-07-24 14:18 UTCEPSS rescore
  17. 2026-07-23 14:18 UTCEPSS rescore
  18. 2026-07-23 14:18 UTCEPSS rescore
  19. 2026-07-23 03:20 UTCEG score recompute
  20. 2026-07-22 14:08 UTCEPSS rescore
  21. 2026-07-22 14:08 UTCEPSS rescore
  22. 2026-07-21 15:25 UTCEPSS rescore
  23. 2026-07-20 17:08 UTCEPSS rescore
  24. 2026-07-19 14:31 UTCEPSS rescore
  25. 2026-07-19 14:31 UTCEPSS rescore
Show 33 more
  1. 2026-07-19 02:29 UTCEPSS rescore
  2. 2026-07-18 10:04 UTCEPSS rescore
  3. 2026-07-17 03:51 UTCGHSA enrichment
  4. 2026-07-16 23:56 UTCGHSA enrichment
  5. 2026-07-16 20:02 UTCGHSA enrichment
  6. 2026-07-16 17:03 UTCEPSS rescore
  7. 2026-07-16 16:08 UTCGHSA enrichment
  8. 2026-07-16 12:13 UTCGHSA enrichment
  9. 2026-07-16 08:18 UTCGHSA enrichment
  10. 2026-07-16 04:20 UTCGHSA enrichment
  11. 2026-07-16 00:27 UTCGHSA enrichment
  12. 2026-07-15 20:33 UTCGHSA enrichment
  13. 2026-07-15 16:57 UTCEPSS rescore
  14. 2026-07-15 16:57 UTCEPSS rescore
  15. 2026-07-15 16:39 UTCGHSA enrichment
  16. 2026-07-15 12:45 UTCGHSA enrichment
  17. 2026-07-15 08:48 UTCGHSA enrichment
  18. 2026-07-15 04:50 UTCGHSA enrichment
  19. 2026-07-15 02:00 UTCEPSS rescore
  20. 2026-07-15 02:00 UTCEPSS rescore
  21. 2026-07-15 00:56 UTCGHSA enrichment
  22. 2026-07-14 21:02 UTCGHSA enrichment
  23. 2026-07-14 17:09 UTCGHSA enrichment
  24. 2026-07-14 13:16 UTCGHSA enrichment
  25. 2026-07-14 09:21 UTCGHSA enrichment
  26. 2026-07-14 05:25 UTCGHSA enrichment
  27. 2026-07-14 01:31 UTCGHSA enrichment
  28. 2026-07-13 22:31 UTCEPSS rescore
  29. 2026-07-13 21:37 UTCGHSA enrichment
  30. 2026-07-13 17:43 UTCGHSA enrichment
  31. 2026-07-13 13:49 UTCGHSA enrichment
  32. 2026-07-13 09:56 UTCEG score recompute
  33. 2026-07-13 09:52 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-57770?
CVE-2026-57770 is a critical vulnerability published on July 13, 2026. Deserialization of Untrusted Data vulnerability in ThemeGoods Grand Photography grandphotography allows Object Injection.This issue affects Grand Photography: from n/a through <= 5.7.8.
When was CVE-2026-57770 disclosed?
CVE-2026-57770 was first published in the National Vulnerability Database on July 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-57770 actively exploited?
CVE-2026-57770 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 77.3% of all scored CVEs.
What is the CVSS score of CVE-2026-57770?
CVE-2026-57770 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-57770?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-57770, 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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