New Testament Abstracts 65.2 lists the following entries which intersect with research on the Letters to Timothy and Titus:

641. Krauter, Stefan. “Genderrollen in den Pastoralbriefen: ein Experiment mit verschiedenen Lesestrategien.” Theologische Literaturzeitung 146.5 (2021): 375–88.

642. King, Fergus J., and Dorothy A. Lee. “Lost in Translation: Rethinking Words about Women in 1–2 Timothy.” Scottish Journal of Theology 74.1 (2021): 52–66. DOI: 10.1017/S0036930621000053

643. Towner, Philip H. “2 Tim 1,7, Cowardice, and the Specter of Betrayal: The Intersection of Intertextuality and Paronomasia.” Biblica 101.4 (2020): 577–601. DOI: 10.2143/BIB.101.4.3289121

644. Henriksson, Gustav W. “Grace in Action: Exploring the Intersection of Soteriology and Ethics in the Letter to Titus.” Scottish Journal of Theology 73.4 (2020): 330­-39. DOI: 10.1017/S0036930620000666

684. Ebner, Martin. “Zur Vielfalt neutestamentlicher Gemeindemodelle.” Theologisch-praktische Quartalschrift 169.2 (2021): 115–23.

696. Marius Reiser, “Die Neugestaltung von Ehe und Familie im frühen Christentum. Theologische Beiträge 52.2 (2021): 109–20. (This article does not appear to address the Pastorals directly, but looks as though it would have implications for the content of the letters vis-a-vis marriage and family.)

(p. 283) Campbell, Constantine R., and Jonathan T. Pennington. Reading the New Testament as Christian Scripture: A Literary, Canonical, and Theological Survey. Reading Christian Scripture. Grand Rapids: Baker, 2020. [chap. 21, “The Pastoral Letters: 1–2 Timothy and Titus”]

(p. 287) Three essays which are part of a recent WUNT volume: Gegenspieler: Zur Auseinandersetzung mit dem Gegner in frühjüdischer und urchristlicher Literatur. Edited by Michael Tilly and Ulrich Mell. Wissenschaftliche Untersuchungen zum Neuen Testament 428. Tübingen: Mohr Siebeck, 2019.
* Herzer, Jens. “Vom Sinn und Nutzen der Polemik: Zur Pragmatik der Gegnerinvektiven in den Pastoralbriefen.” Pages 183–205.
* Lichtenberger, Hermann. “‘Wie Jannes und Jambres Mose widerstanden’ (2Tim 3,8).” Pages 207–18.
* Zamfir, Korinna. “Shipwrecked, Enemies and Deserters? The Opponents and their Function in the Pastoral Epistles and the Acts of Paul and Thecla.” Pages 281–310.

(p. 288) Burnet, Régis. “Petit fait vrai et construction du personnage: Réflexions sur 2Tm 4,13.” Pages 331–42 in La contribution du discours a la caracterisation des personnages bibliques: Neuvieme colloque international due RRENAB, Louvain-la-Neuve, 31 mai – 2 juin 2018. Edited by André Wénin. Bibliotheca Ephemeridum Theologicarum Lovaniensium 311. Leuven: Peeters, 2020.

(p. 301) Boring, M. Eugene. Hearing Paul’s Voice: Insights for Teaching and Preaching. Grand Rapids: Eerdmans, 2020. [note the section on the Pastorals, pp. 175–207]

(p. 302) Wieland, George M. “Re-Ordering the Household: Misalignment and Realignment to God’s οἰκονομία in 1 Timothy.” Pages 147–60 in Sin and Its Remedy in Paul. Contours of Pauline Theology. Edited by Nijay K. Gupta and John K. Goodrich. Eugene, OR: Cascade, 2020.

(p. 304) Johnson, Luke Timothy. The Canonical Paul, vol. 1: Constructing Paul. Grand Rapids: Eerdmans, 2020. [note “Letters to Paul’s Delegates Cluster,” pp. 85­–88; opponents in the “Letters to Delegates,” pp. 115–17; “The Texture of Experience” in 1 Tim, 2 Tim, Titus, pp. 219–21]

(p. 304) Johnson, Luke Timothy. The Canonical Paul, vol. 2: Interpreting Paul. Grand Rapids: Eerdmans, 2021. [Note chaps. 20–23: “Oikonomia Theou,” “The Shape of the Struggle,” “Second Timothy and the Polemic Against False Teachers,” “The Pedagogy of Grace”]

(p. 310) Kobel, Esther. “Paulus πρεσβύτης: Der alternde Paulus im Kontext antiker Altersdiskurse.” Pages 153–74 in Alter und Altern in der Bibel: Exegetische Perspektiven auf Altersdiskurse im Alten und Neuen Testament. Edited by Malte Cramer and Peter Wick. Stuttgart: Kohlhammer, 2021.

(p. 313) Witt, William G. Icons of Christ: A Biblical and Systematic Theology for Women’s Ordination. Waco, TX: Baylor University Press, 2021. [note esp. chap. 16, “Women’s Ministry in the New Testament: Bishops, Presbyters, Deacons”]